{"product_id":"ez-neck","title":"イージーネック™","description":"\u003cdiv class=\"shogun-root\" data-shogun-id=\"6571df6acf811200da2c482a\" data-shogun-site-id=\"d921f9ba-aa7a-4156-9e44-53aad23b56fb\" data-shogun-page-id=\"6571df6acf811200da2c482a\" data-shogun-page-version-id=\"6aa1a78fab1bdacab4bb4523\" data-shogun-platform-type=\"shopify\" data-shogun-variant-id=\"6aa1a78fab1bdacab4bb4648\" data-shogun-page-type=\"product\" data-shogun-power-up-type=\"\" data-shogun-power-up-id=\"\" data-region=\"main\"\u003e \u003cdiv id=\"s-2475a043-6475-4fbd-abb8-fbacaf94743a\" class=\"shg-c shg-product rca-product-view \" data-is-product-box=\"true\"\u003e \u003cdiv id=\"s-c805f854-c07b-4d93-b7d7-587786a1f961\" class=\"shg-c shg-align-left\"\u003e \u003clink rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\"\u003e \u003clink rel=\"preconnect\" href=\"https:\/\/fonts.gstatic.com\" crossorigin\u003e \u003clink rel=\"stylesheet\" href=\"https:\/\/fonts.googleapis.com\/css2?family=Archivo:ital,wdth,wght@0,62..125,100..900;1,62..125,100..900\u0026amp;family=IBM+Plex+Mono:wght@400;500;600\u0026amp;display=swap\"\u003e \u003cstyle\u003e\n .ck-page {\n --ink:#101215;\n --graphite:#16181C;\n --graphite-2:#1D2025;\n --chalk:#F3F4F2;\n --white:#FFFFFF;\n --line:#E1E3DF;\n --line-dark:rgba(255,255,255,.09);\n --muted:#69707A;\n --muted-dark:#9AA1AB;\n --blue:#1265B5;\n --blue-d:#0D4E8F;\n --green:#1E7A46;\n --green-tint:#E9F4EE;\n --star:#E8A13A;\n --new:#B54412;\n --r:8px;\n --fa:\"Archivo\",\"Helvetica Neue\",Arial,sans-serif;\n --fm:\"IBM Plex Mono\",\"SF Mono\",Menlo,monospace;\n\n font-family:var(--fa); font-weight:400; font-size:15px; line-height:1.55;\n color:var(--ink); background:var(--white);\n -webkit-font-smoothing:antialiased;\n }\n .ck-page *, .ck-page *::before, .ck-page *::after { box-sizing:border-box; margin:0; padding:0; }\n .ck-page img { max-width:100%; display:block; }\n .ck-page button { font-family:inherit; -webkit-appearance:none; touch-action:manipulation; }\n\n .ck-w { max-width:1200px; margin:0 auto; padding:0 clamp(16px,3.5vw,32px); }\n .ck-sec { padding:clamp(52px,7vw,90px) 0; border-top:1px solid var(--line); }\n\n .ck-eyebrow {\n font-family:var(--fm); font-size:11px; font-weight:600;\n letter-spacing:.22em; text-transform:uppercase; color:var(--muted);\n }\n .ck-h2 {\n font-family:var(--fa); font-stretch:112%; font-weight:800;\n font-size:clamp(26px,3.6vw,42px); line-height:1.02; letter-spacing:-.01em;\n text-transform:uppercase; color:var(--ink); margin-top:10px;\n }\n .ck-sechead { margin-bottom:clamp(28px,4vw,44px); }\n .ck-sechead--center { text-align:center; }\n .ck-subline { margin-top:14px; font-size:15px; color:var(--muted); max-width:56ch; line-height:1.6; }\n .ck-sechead--center .ck-subline { margin-left:auto; margin-right:auto; }\n\n .ck-pill {\n display:inline-block; font-family:var(--fm); font-size:10px; font-weight:600;\n letter-spacing:.12em; text-transform:uppercase;\n padding:4px 9px; border-radius:4px; line-height:1.2;\n }\n .ck-pill--ink { background:var(--ink); color:var(--white); }\n .ck-pill--blue { background:var(--blue); color:var(--white); }\n .ck-pill--save { background:var(--green-tint); color:var(--green); }\n\n .ck-check {\n flex:0 0 18px; width:18px; height:18px; margin-top:1px;\n display:flex; align-items:center; justify-content:center;\n background:var(--green-tint); color:var(--green); border-radius:50%;\n }\n .ck-check svg { width:10px; height:10px; }\n\n \/* ============ 1 · UTILITY STRIP ============ *\/\n .ck-util { background:var(--ink); color:var(--white); }\n .ck-util__row {\n display:flex; flex-wrap:wrap; justify-content:center; gap:8px 28px; padding:9px 0;\n font-family:var(--fm); font-size:10.5px; font-weight:500;\n letter-spacing:.14em; text-transform:uppercase;\n }\n .ck-util__row span { display:flex; align-items:center; gap:7px; opacity:.92; }\n .ck-util__star { width:12px; height:12px; color:var(--star); }\n\n \/* ============ 2 · HERO ============ *\/\n .ck-hero { padding:clamp(24px,4vw,48px) 0 clamp(44px,6vw,72px); border-top:0; }\n .ck-hero__grid { display:grid; grid-template-columns:1fr; gap:32px; }\n @media (min-width:921px){\n .ck-hero__grid { grid-template-columns:7fr 5fr; gap:clamp(32px,4vw,56px); align-items:start; }\n }\n\n \/* stock toggle *\/\n .ezn-block--in, .ezn-block--out { display:none; }\n .ck-hero[data-stock=\"in\"] .ezn-block--in { display:flex; flex-direction:column; gap:10px; }\n .ck-hero[data-stock=\"in\"] .ezn-stock--in { display:flex; }\n .ck-hero[data-stock=\"out\"] .ezn-block--out { display:flex; flex-direction:column; gap:10px; }\n .ck-hero[data-stock=\"out\"] .ezn-stock--out { display:flex; }\n .ezn-stock--in, .ezn-stock--out { display:none; }\n\n \/* gallery *\/\n .ezn-gallery { display:flex; flex-direction:column; gap:10px; position:sticky; top:16px; }\n @media (max-width:920px){ .ezn-gallery { position:static; } }\n .ezn-gallery__stage {\n position:relative; background:var(--chalk);\n border:1px solid var(--line); border-radius:var(--r);\n overflow:hidden; aspect-ratio:1\/1;\n }\n .ezn-gallery__track {\n display:flex; width:100%; height:100%; overflow-x:auto;\n scroll-snap-type:x mandatory; scroll-behavior:smooth;\n scrollbar-width:none; -ms-overflow-style:none;\n }\n .ezn-gallery__track::-webkit-scrollbar { display:none; }\n .ezn-gallery__slide { flex:0 0 100%; width:100%; height:100%; scroll-snap-align:start; scroll-snap-stop:always; }\n .ezn-gallery__slide img { width:100%; height:100%; object-fit:cover; }\n .ezn-gallery__model {\n position:absolute; top:14px; right:14px; z-index:3; pointer-events:none;\n background:var(--blue); color:var(--white);\n font-family:var(--fm); font-size:10px; font-weight:600;\n letter-spacing:.14em; text-transform:uppercase;\n padding:5px 10px; border-radius:4px;\n }\n .ezn-gallery__arrow {\n position:absolute; top:50%; transform:translateY(-50%);\n width:42px; height:42px; z-index:3; cursor:pointer;\n background:var(--white); border:1px solid var(--line); border-radius:50%;\n display:flex; align-items:center; justify-content:center;\n color:var(--ink); transition:border-color .15s, opacity .15s;\n }\n .ezn-gallery__arrow:hover { border-color:var(--ink); }\n .ezn-gallery__arrow:disabled { opacity:0; pointer-events:none; }\n .ezn-gallery__arrow svg { width:18px; height:18px; }\n .ezn-gallery__arrow--prev { left:14px; }\n .ezn-gallery__arrow--next { right:14px; }\n .ezn-gallery__counter {\n position:absolute; bottom:14px; right:14px; z-index:3; pointer-events:none;\n background:var(--ink); color:var(--white);\n font-family:var(--fm); font-size:10.5px; letter-spacing:.1em;\n padding:4px 10px; border-radius:4px;\n }\n .ezn-gallery__thumbs {\n display:flex; gap:7px; overflow-x:auto; overflow-y:hidden;\n scroll-behavior:smooth; scrollbar-width:none; -ms-overflow-style:none; padding:2px 0;\n }\n .ezn-gallery__thumbs::-webkit-scrollbar { display:none; }\n .ezn-gallery__thumb {\n flex:0 0 calc((100% - 63px)\/10); aspect-ratio:1\/1;\n background:var(--white); border:1px solid var(--line); border-radius:5px;\n overflow:hidden; cursor:pointer; padding:0; opacity:.55;\n transition:border-color .15s, opacity .15s;\n }\n .ezn-gallery__thumb img { width:100%; height:100%; object-fit:cover; }\n .ezn-gallery__thumb[aria-current=\"true\"] { border-color:var(--ink); opacity:1; }\n .ezn-gallery__thumb:hover { opacity:1; }\n\n \/* buy box *\/\n .ezn-info { display:flex; flex-direction:column; gap:16px; }\n .ezn-info__title {\n font-family:var(--fa); font-stretch:115%; font-weight:850;\n font-size:clamp(30px,4vw,44px); line-height:.98; letter-spacing:-.01em;\n text-transform:uppercase; color:var(--ink);\n }\n .ezn-info__product {\n display:block; margin-top:8px;\n font-family:var(--fm); font-stretch:normal; font-size:11.5px; font-weight:500;\n letter-spacing:.16em; text-transform:uppercase; color:var(--muted);\n }\n #judgeme_badge_placeholder { min-height:18px; }\n .ezn-info__pitch { font-size:15px; line-height:1.55; max-width:46ch; }\n .ezn-info__pitch b { font-weight:700; }\n\n .ezn-feats { list-style:none; display:flex; flex-direction:column; gap:8px; }\n .ezn-feats li { display:flex; align-items:flex-start; gap:10px; font-size:13.5px; line-height:1.4; }\n .ezn-feats b { font-weight:700; }\n\n \/* tier radio cards *\/\n .ezn-tiers { display:flex; flex-direction:column; gap:10px; border-top:1px solid var(--line); padding-top:16px; }\n .ezn-tiers__label {\n font-family:var(--fm); font-size:11px; font-weight:600;\n letter-spacing:.18em; text-transform:uppercase; color:var(--muted);\n }\n .ezn-tiers__grid { display:grid; grid-template-columns:1fr 1fr; gap:8px; }\n .ezn-tier {\n position:relative; text-align:left;\n display:flex; flex-direction:column; gap:4px;\n padding:14px; background:var(--white);\n border:1px solid var(--line); border-radius:var(--r); cursor:pointer;\n transition:border-color .15s, box-shadow .15s;\n }\n .ezn-tier:hover { border-color:var(--ink); }\n .ezn-tier[aria-pressed=\"true\"] { border-color:var(--blue); box-shadow:0 0 0 1px var(--blue); }\n .ezn-tier[data-available=\"false\"] { opacity:.5; cursor:not-allowed; }\n .ezn-tier__flag {\n position:absolute; top:-9px; left:12px;\n background:var(--blue); color:var(--white);\n font-family:var(--fm); font-size:9px; font-weight:600;\n letter-spacing:.1em; text-transform:uppercase;\n padding:3px 8px; border-radius:3px; line-height:1.2;\n opacity:0; transition:opacity .15s;\n }\n .ezn-tier[aria-pressed=\"true\"] .ezn-tier__flag { opacity:1; }\n .ezn-tier__name {\n font-family:var(--fa); font-stretch:108%; font-weight:800; font-size:18px;\n letter-spacing:.02em; text-transform:uppercase; color:var(--ink);\n }\n .ezn-tier__desc { font-size:12px; color:var(--muted); line-height:1.35; }\n .ezn-tier__desc b { color:var(--ink); font-weight:700; }\n .ezn-tier__price { font-family:var(--fm); font-size:14px; font-weight:600; color:var(--ink); margin-top:4px; font-variant-numeric:tabular-nums; }\n\n .ezn-price-row { display:flex; align-items:baseline; gap:12px; flex-wrap:wrap; }\n .ezn-price { font-family:var(--fm); font-size:28px; font-weight:600; color:var(--ink); line-height:1; font-variant-numeric:tabular-nums; }\n .ezn-installments { font-size:13px; color:var(--muted); }\n .ezn-installments b { font-family:var(--fm); color:var(--ink); font-weight:600; }\n\n .ezn-stock { font-size:13.5px; align-items:center; gap:9px; line-height:1.4; }\n .ezn-stock b { font-weight:700; }\n .ezn-stock__dot { width:8px; height:8px; border-radius:50%; flex:0 0 8px; }\n .ezn-stock--in .ezn-stock__dot { background:var(--green); }\n .ezn-stock--out .ezn-stock__dot { background:var(--new); }\n\n .ezn-cta__btn {\n display:flex; flex-direction:column; align-items:center; justify-content:center; gap:4px;\n width:100%; background:var(--blue); color:var(--white);\n border:0; border-radius:var(--r); padding:15px 20px; cursor:pointer;\n transition:background .15s;\n }\n .ezn-cta__btn:hover { background:var(--blue-d); }\n .ezn-cta__main {\n display:flex; align-items:baseline; justify-content:center; gap:10px;\n font-family:var(--fa); font-stretch:108%; font-weight:800;\n font-size:16px; letter-spacing:.04em; text-transform:uppercase; line-height:1.1;\n }\n .ezn-cta__main .ezn-cta__price { font-family:var(--fm); font-weight:600; font-variant-numeric:tabular-nums; }\n .ezn-cta__sub { font-size:12px; color:rgba(255,255,255,.85); line-height:1.2; }\n\n \/* notify *\/\n .ezn-notify__label { font-family:var(--fm); font-size:11px; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--ink); }\n .ezn-notify__row { display:flex; gap:8px; }\n .ezn-notify__input {\n flex:1; min-width:0; font-family:var(--fa); font-size:15px;\n padding:13px 15px; border:1px solid var(--line); border-radius:var(--r);\n background:var(--white); color:var(--ink); outline:none; transition:border-color .15s;\n }\n .ezn-notify__input:focus { border-color:var(--blue); }\n .ezn-notify__btn {\n display:flex; align-items:center; justify-content:center;\n background:var(--ink); color:var(--white);\n font-family:var(--fa); font-stretch:106%; font-weight:700; font-size:13px;\n letter-spacing:.06em; text-transform:uppercase;\n border:0; border-radius:var(--r); padding:0 20px; cursor:pointer;\n transition:background .15s; white-space:nowrap;\n }\n .ezn-notify__btn:hover { background:var(--blue); }\n .ezn-notify__btn:disabled { opacity:.6; cursor:not-allowed; }\n .ezn-notify__hint { font-size:12px; color:var(--muted); }\n .ezn-notify__status { display:none; font-size:13px; padding:11px 13px; border-radius:6px; line-height:1.4; }\n .ezn-notify__status--ok { background:var(--green-tint); color:var(--green); border:1px solid #C6E5CC; }\n .ezn-notify__status--err { background:#FBECE8; color:var(--new); border:1px solid #F0CFC6; }\n .ezn-notify[data-state=\"success\"] .ezn-notify__row,\n .ezn-notify[data-state=\"success\"] .ezn-notify__hint,\n .ezn-notify[data-state=\"success\"] .ezn-notify__label { display:none; }\n .ezn-notify[data-state=\"success\"] .ezn-notify__status--ok { display:block; }\n .ezn-notify[data-state=\"error\"] .ezn-notify__status--err { display:block; }\n\n .ezn-trust { list-style:none; display:grid; grid-template-columns:repeat(3,1fr); gap:8px; }\n .ezn-trust__item {\n display:flex; align-items:center; gap:8px;\n background:var(--chalk); border:1px solid var(--line); border-radius:6px;\n padding:10px 11px; font-size:11.5px; line-height:1.25;\n }\n .ezn-trust__item svg { flex:0 0 15px; width:15px; height:15px; color:var(--muted); }\n @media (max-width:480px){ .ezn-trust { grid-template-columns:1fr; } }\n\n \/* ============ 3 · PRESS QUOTE STRIP (GGR) ============ *\/\n .ck-press { text-align:center; }\n .ck-press__quote {\n font-family:var(--fa); font-weight:600;\n font-size:clamp(19px,2.4vw,26px); line-height:1.45; letter-spacing:-.01em;\n max-width:34ch; margin:0 auto;\n }\n .ck-press__quote em { font-style:normal; border-bottom:2px solid var(--blue); }\n .ck-press__logo { width:170px; height:auto; margin:22px auto 0; opacity:.85; }\n\n \/* ============ 4 · BENEFITS BAND ============ *\/\n .ck-cap { background:var(--chalk); }\n .ck-cap__grid {\n display:grid; grid-template-columns:repeat(3,1fr); gap:1px;\n background:var(--line); border:1px solid var(--line); border-radius:var(--r); overflow:hidden;\n }\n @media (max-width:820px){ .ck-cap__grid { grid-template-columns:repeat(2,1fr); } }\n .ck-cap__cell { background:var(--white); padding:22px 20px; }\n .ck-cap__icon { width:24px; height:24px; color:var(--ink); margin-bottom:12px; }\n .ck-cap__icon svg { width:100%; height:100%; }\n .ck-cap__name {\n font-family:var(--fa); font-stretch:108%; font-weight:800; font-size:15px;\n letter-spacing:.02em; text-transform:uppercase;\n }\n .ck-cap__desc { font-size:13px; color:var(--muted); line-height:1.5; margin-top:5px; }\n\n \/* ============ 5 · GRAPHITE SCIENCE BAND ============ *\/\n .ck-auth { background:var(--graphite); color:var(--white); border-top:0; }\n .ck-auth .ck-eyebrow { color:var(--muted-dark); }\n .ck-auth__grid { display:grid; grid-template-columns:1fr; gap:clamp(32px,5vw,56px); }\n @media (min-width:880px){ .ck-auth__grid { grid-template-columns:6fr 6fr; align-items:center; } }\n .ck-auth__quote {\n font-family:var(--fa); font-weight:600;\n font-size:clamp(21px,2.8vw,29px); line-height:1.35; letter-spacing:-.01em;\n margin-top:14px;\n }\n .ck-auth__quote em { font-style:normal; border-bottom:2px solid var(--blue); }\n .ck-auth__cite { margin-top:14px; font-family:var(--fm); font-size:11px; font-weight:500; letter-spacing:.14em; text-transform:uppercase; color:var(--muted-dark); }\n .ck-auth__body { margin-top:18px; font-size:14.5px; line-height:1.6; color:var(--muted-dark); max-width:52ch; }\n .ck-auth__body b { color:var(--white); font-weight:600; }\n .ck-auth__stats {\n display:grid; grid-template-columns:repeat(2,1fr); gap:1px;\n background:var(--line-dark); border:1px solid var(--line-dark); border-radius:var(--r); overflow:hidden;\n }\n .ck-auth__stat { background:var(--graphite-2); padding:22px 20px; }\n .ck-auth__val {\n font-family:var(--fm); font-weight:600; font-variant-numeric:tabular-nums;\n font-size:clamp(26px,3vw,36px); line-height:1; color:var(--white);\n }\n .ck-auth__val small { font-size:.5em; font-weight:500; color:var(--muted-dark); margin-left:2px; }\n .ck-auth__key {\n margin-top:8px; font-family:var(--fm); font-size:10.5px; font-weight:500;\n letter-spacing:.14em; text-transform:uppercase; color:var(--muted-dark);\n }\n .ck-auth__src { margin-top:6px; font-size:11.5px; color:var(--muted-dark); line-height:1.4; }\n\n \/* ============ 6 · PRO VS MAX TABLE ============ *\/\n .ck-cmp { max-width:820px; margin:0 auto; border:1px solid var(--line); border-radius:var(--r); overflow:hidden; }\n .ck-cmp__row { display:grid; grid-template-columns:1.2fr 1fr 1fr; border-top:1px solid var(--line); }\n .ck-cmp__row:first-child { border-top:0; }\n .ck-cmp__row--head { background:var(--chalk); }\n .ck-cmp__cell { padding:14px 18px; font-size:13.5px; display:flex; align-items:center; }\n .ck-cmp__cell--k { font-family:var(--fm); font-size:11px; font-weight:500; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); }\n .ck-cmp__cell--v { font-family:var(--fm); font-size:13px; font-weight:600; font-variant-numeric:tabular-nums; }\n .ck-cmp__cell--sel { background:rgba(18,101,181,.05); }\n .ck-cmp__prod { display:flex; flex-direction:column; gap:8px; padding:18px; }\n .ck-cmp__prod img { width:100%; max-width:130px; aspect-ratio:1\/1; object-fit:cover; border:1px solid var(--line); border-radius:6px; }\n .ck-cmp__name { font-family:var(--fa); font-stretch:108%; font-weight:800; font-size:16px; text-transform:uppercase; }\n .ck-cmp__price { font-family:var(--fm); font-size:12.5px; font-weight:600; color:var(--muted); }\n @media (max-width:560px){\n .ck-cmp__cell { padding:11px 10px; font-size:12px; }\n .ck-cmp__cell--k { font-size:9.5px; }\n .ck-cmp__prod { padding:12px 10px; }\n }\n\n \/* ============ 7 · EXERCISE TABS ============ *\/\n .ck-tabs__nav { display:flex; flex-wrap:wrap; gap:8px; margin-bottom:clamp(20px,3vw,32px); }\n .ck-tab {\n font-family:var(--fm); font-size:11px; font-weight:600;\n letter-spacing:.12em; text-transform:uppercase;\n padding:10px 18px; border:1px solid var(--line); border-radius:999px;\n background:var(--white); color:var(--ink); cursor:pointer;\n transition:border-color .15s, background .15s, color .15s;\n }\n .ck-tab:hover { border-color:var(--ink); }\n .ck-tab[aria-selected=\"true\"] { background:var(--blue); border-color:var(--blue); color:var(--white); }\n .ck-tabpanel { display:none; }\n .ck-tabpanel.is-active { display:grid; }\n .ck-tabpanel { grid-template-columns:1fr; gap:clamp(22px,3.5vw,44px); align-items:center; }\n @media (min-width:820px){ .ck-tabpanel.is-active { grid-template-columns:5fr 7fr; } }\n .ck-tabpanel__media { border:1px solid var(--line); border-radius:var(--r); overflow:hidden; background:var(--chalk); }\n .ck-tabpanel__media img { width:100%; aspect-ratio:1\/1; object-fit:cover; }\n .ck-tabpanel__name {\n font-family:var(--fa); font-stretch:110%; font-weight:800;\n font-size:clamp(20px,2.4vw,28px); line-height:1.05; text-transform:uppercase;\n }\n .ck-tabpanel__desc { margin-top:12px; font-size:14.5px; line-height:1.6; color:var(--muted); max-width:48ch; }\n .ck-tabpanel__meta { display:flex; gap:1px; margin-top:18px; background:var(--line); border:1px solid var(--line); border-radius:var(--r); overflow:hidden; max-width:300px; }\n .ck-tabpanel__stat { flex:1; background:var(--chalk); padding:12px 16px; }\n .ck-tabpanel__statv { font-family:var(--fm); font-weight:600; font-size:16px; line-height:1; font-variant-numeric:tabular-nums; }\n .ck-tabpanel__statk { margin-top:5px; font-family:var(--fm); font-size:9.5px; font-weight:500; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); }\n\n \/* ============ 8 · VIDEO + HUBERMAN ============ *\/\n .ck-video { background:var(--chalk); }\n .ck-video__wrap {\n max-width:960px; margin:clamp(28px,4vw,40px) auto 0;\n border:1px solid var(--line); border-radius:var(--r); overflow:hidden; background:var(--ink);\n }\n .ck-hub { max-width:820px; margin:clamp(36px,5vw,56px) auto 0; border:1px solid var(--line); border-radius:var(--r); background:var(--white); padding:clamp(24px,4vw,40px); }\n .ck-hub__quote {\n font-family:var(--fa); font-weight:600;\n font-size:clamp(18px,2.2vw,24px); line-height:1.5; letter-spacing:-.01em;\n }\n .ck-hub__quote em { font-style:normal; border-bottom:2px solid var(--blue); }\n .ck-hub__cite { margin-top:16px; font-family:var(--fm); font-size:11px; font-weight:500; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); }\n\n \/* ============ 9 · ATTRACTIVENESS STUDY ============ *\/\n .ck-study__grid { display:grid; grid-template-columns:1fr; gap:clamp(20px,3vw,32px); }\n @media (min-width:820px){ .ck-study__grid { grid-template-columns:1fr 1fr; } }\n .ck-study__card { border:1px solid var(--line); border-radius:var(--r); background:var(--white); padding:20px; }\n .ck-study__label { font-family:var(--fm); font-size:11px; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--muted); margin-bottom:14px; display:flex; justify-content:space-between; }\n .ck-study__imgs { display:grid; grid-template-columns:1fr 1fr; gap:10px; }\n .ck-study__imgcard { position:relative; border:1px solid var(--line); border-radius:6px; overflow:hidden; }\n .ck-study__imgcard img { width:100%; aspect-ratio:3\/4; object-fit:cover; }\n .ck-study__tag {\n position:absolute; top:8px; left:8px;\n font-family:var(--fm); font-size:9.5px; font-weight:600; letter-spacing:.1em; text-transform:uppercase;\n padding:4px 8px; border-radius:4px;\n }\n .ck-study__tag--before { background:var(--ink); color:var(--white); }\n .ck-study__tag--after { background:var(--green); color:var(--white); }\n .ck-study__delta {\n display:flex; align-items:baseline; justify-content:space-between; gap:12px;\n margin-top:14px; padding:14px 16px;\n background:var(--green-tint); border-radius:6px;\n }\n .ck-study__deltak { font-size:13px; font-weight:600; color:var(--green); }\n .ck-study__deltav { font-family:var(--fm); font-size:22px; font-weight:600; color:var(--green); font-variant-numeric:tabular-nums; }\n .ck-study__method { max-width:820px; margin:clamp(24px,3.5vw,36px) auto 0; font-size:13.5px; line-height:1.65; color:var(--muted); }\n .ck-study__method b { color:var(--ink); font-weight:700; }\n .ck-study__method a { color:var(--blue); font-weight:600; text-decoration:none; }\n .ck-study__method a:hover { text-decoration:underline; }\n\n \/* ============ 10 · VIDEO REVIEWS ============ *\/\n .ck-yt { background:var(--chalk); }\n .ck-yt__grid { display:grid; grid-template-columns:1fr; gap:clamp(16px,2.5vw,24px); }\n @media (min-width:820px){ .ck-yt__grid { grid-template-columns:repeat(3,1fr); } }\n .ck-yt__card { border:1px solid var(--line); border-radius:var(--r); overflow:hidden; background:var(--white); }\n .ck-yt__frame { aspect-ratio:16\/9; background:var(--ink); }\n .ck-yt__frame iframe { width:100%; height:100%; border:0; display:block; }\n .ck-yt__title { padding:14px 16px; font-size:13.5px; font-weight:600; line-height:1.4; }\n\n \/* ============ 11 · HERITAGE TIMELINE ============ *\/\n .ck-time__list { max-width:820px; margin:0 auto; border-left:1px solid var(--line); padding-left:clamp(20px,3vw,32px); display:flex; flex-direction:column; gap:clamp(24px,3.5vw,36px); }\n .ck-time__item { position:relative; }\n .ck-time__item::before {\n content:\"\"; position:absolute; left:calc(-1 * clamp(20px,3vw,32px) - 4.5px);\n top:6px; width:9px; height:9px; border-radius:50%;\n background:var(--white); border:2px solid var(--blue);\n }\n .ck-time__era { font-family:var(--fm); font-size:11px; font-weight:600; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); }\n .ck-time__quote { margin-top:6px; font-size:16px; font-weight:600; line-height:1.5; max-width:52ch; }\n .ck-time__src { margin-top:4px; font-size:12.5px; color:var(--muted); }\n\n \/* ============ 12 · FAQ ============ *\/\n .ck-faq__grid { display:grid; grid-template-columns:1fr; gap:clamp(24px,4vw,48px); }\n @media (min-width:880px){ .ck-faq__grid { grid-template-columns:4fr 8fr; align-items:start; } }\n .ck-faq__list { display:flex; flex-direction:column; }\n .ck-faq__item { border-top:1px solid var(--line); }\n .ck-faq__item:last-child { border-bottom:1px solid var(--line); }\n .ck-faq__q {\n width:100%; text-align:left; background:none; border:0; cursor:pointer;\n padding:18px 4px; display:flex; align-items:center; justify-content:space-between; gap:16px;\n font-family:var(--fa); font-stretch:106%; font-weight:700; font-size:15px; line-height:1.35;\n color:var(--ink);\n }\n .ck-faq__plus { flex:0 0 20px; width:20px; height:20px; position:relative; color:var(--muted); transition:color .15s; }\n .ck-faq__plus::before, .ck-faq__plus::after {\n content:\"\"; position:absolute; top:50%; left:50%; background:currentColor; border-radius:1px;\n transition:transform .2s;\n }\n .ck-faq__plus::before { width:14px; height:2px; transform:translate(-50%,-50%); }\n .ck-faq__plus::after { width:2px; height:14px; transform:translate(-50%,-50%); }\n .ck-faq__item.is-open .ck-faq__plus { color:var(--blue); }\n .ck-faq__item.is-open .ck-faq__plus::after { transform:translate(-50%,-50%) rotate(90deg); }\n .ck-faq__a { max-height:0; overflow:hidden; transition:max-height .3s cubic-bezier(.4,0,.2,1); }\n .ck-faq__item.is-open .ck-faq__a { max-height:1200px; }\n .ck-faq__a-inner { padding:0 4px 20px; font-size:14px; line-height:1.7; color:var(--muted); }\n .ck-faq__a-inner p { margin-bottom:10px; }\n .ck-faq__a-inner p:last-child { margin-bottom:0; }\n .ck-faq__a-inner strong { color:var(--ink); font-weight:700; }\n .ck-faq__a-inner a { color:var(--blue); font-weight:600; text-decoration:none; }\n .ck-faq__a-inner a:hover { text-decoration:underline; }\n .ck-faq__a-inner ul { margin:10px 0 0; padding-left:18px; }\n .ck-faq__a-inner ul ul { margin-top:6px; }\n .ck-faq__a-inner li { margin-bottom:8px; }\n .ck-faq__a-inner li::marker { color:var(--blue); }\n\n \/* ============ 13 · FINAL CTA ============ *\/\n .ck-final { background:var(--graphite); color:var(--white); border-top:0; text-align:center; }\n .ck-final .ck-eyebrow { color:var(--muted-dark); }\n .ck-final__title {\n font-family:var(--fa); font-stretch:115%; font-weight:850;\n font-size:clamp(30px,4.6vw,54px); line-height:1; letter-spacing:-.01em;\n text-transform:uppercase; margin-top:12px;\n }\n .ck-final__sub { margin:16px auto 0; font-size:15px; color:var(--muted-dark); max-width:48ch; line-height:1.6; }\n .ck-final__btn {\n display:inline-flex; flex-direction:column; align-items:center; gap:4px;\n margin-top:28px; background:var(--blue); color:var(--white);\n border:0; border-radius:var(--r); padding:16px 44px; cursor:pointer;\n transition:background .15s;\n }\n .ck-final__btn:hover { background:var(--blue-d); }\n .ck-final__points {\n display:flex; flex-wrap:wrap; justify-content:center; gap:10px 28px;\n margin-top:26px; font-family:var(--fm); font-size:10.5px; font-weight:500;\n letter-spacing:.16em; text-transform:uppercase; color:var(--muted-dark);\n list-style:none;\n }\n\n \/* ============ 14 · STICKY ATC BAR ============ *\/\n .ck-sticky {\n position:fixed; left:0; right:0; bottom:0; z-index:900;\n background:var(--white); border-top:1px solid var(--line);\n box-shadow:0 -8px 24px rgba(16,18,21,.08);\n transform:translateY(110%); transition:transform .25s ease;\n padding-bottom:env(safe-area-inset-bottom, 0px);\n }\n .ck-sticky.is-visible { transform:translateY(0); }\n .ck-sticky__row {\n display:flex; align-items:center; justify-content:space-between; gap:16px;\n padding:10px clamp(16px,3.5vw,32px); max-width:1200px; margin:0 auto;\n }\n .ck-sticky__name { font-family:var(--fa); font-stretch:106%; font-weight:800; font-size:14px; letter-spacing:.02em; text-transform:uppercase; }\n .ck-sticky__price { font-family:var(--fm); font-weight:600; font-size:14px; color:var(--muted); margin-left:10px; font-variant-numeric:tabular-nums; }\n .ck-sticky__btn {\n background:var(--blue); color:var(--white); border:0; border-radius:6px;\n font-family:var(--fa); font-stretch:106%; font-weight:800; font-size:13px;\n letter-spacing:.05em; text-transform:uppercase;\n padding:11px 22px; cursor:pointer; transition:background .15s; white-space:nowrap;\n }\n .ck-sticky__btn:hover { background:var(--blue-d); }\n\n @media (prefers-reduced-motion:reduce){\n .ck-page * { transition:none!important; animation:none!important; }\n .ezn-gallery__track { scroll-behavior:auto; }\n }\n\n .ck-page .ck-hero__grid \u003e * { min-width:0; }\n .ck-page .ezn-program-bonus {\n padding:13px 15px; background:#EAF4FF; border:1px solid #CFE3F7;\n border-radius:var(--r); color:var(--ink);\n }\n .ck-page .ezn-program-bonus__title { font-size:14px; font-weight:700; line-height:1.4; }\n .ck-page .ezn-program-bonus__detail { margin-top:3px; font-size:12.5px; color:var(--muted); }\n .ck-page .ezn-program-bonus__link {\n display:inline-block; margin-top:6px; color:var(--ink); font-size:12.5px;\n font-weight:600; text-decoration:underline; text-underline-offset:3px;\n }\n .ck-page .ezn-program-bonus__link:focus-visible { outline:2px solid var(--blue); outline-offset:4px; }\n .ck-page .ck-program { background:#EAF4FF; scroll-margin-top:32px; }\n .ck-page .ck-program__intro { display:grid; grid-template-columns:1.35fr 1fr; gap:32px; align-items:start; }\n .ck-page .ck-program__included { font-family:var(--fm); font-size:11px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; }\n .ck-page .ck-program__list { list-style:none; display:grid; gap:12px; padding-top:6px; }\n .ck-page .ck-program__list li { padding-bottom:12px; border-bottom:1px solid #CFE3F7; font-size:14px; }\n .ck-page .ck-program__tracks { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px; margin-top:30px; }\n .ck-page .ck-program__track { padding:22px; background:var(--white); border:1px solid #CFE3F7; border-radius:var(--r); }\n .ck-page .ck-program__level { font-family:var(--fm); font-size:10px; letter-spacing:.12em; color:var(--muted); }\n .ck-page .ck-program__name { margin-top:10px; font-size:18px; font-weight:750; }\n .ck-page .ck-program__desc { margin-top:8px; font-size:13px; color:var(--muted); line-height:1.55; }\n .ck-page .ck-program__note { margin-top:18px; font-size:12px; color:var(--muted); }\n @media (max-width:700px) {\n .ck-page .ck-program__intro, .ck-page .ck-program__tracks { grid-template-columns:1fr; gap:16px; }\n .ck-page .ck-program__track { padding:18px; }\n }\n\n .ck-page .ck-program__intro { grid-template-columns:1.15fr 1fr; gap:22px 44px; align-items:center; }\n .ck-page .ck-program__copy { grid-column:1; grid-row:1; align-self:end; }\n .ck-page .ck-program__book { grid-column:2; grid-row:1 \/ span 2; min-width:0; }\n .ck-page .ck-program__book img { width:100%; height:auto; border-radius:var(--r); }\n .ck-page .ck-program__book figcaption { margin-top:10px; text-align:center; font-size:11px; color:var(--muted); }\n .ck-page .ck-program__intro \u003e .ck-program__list { grid-column:1; grid-row:2; align-self:start; }\n @media (max-width:700px) {\n .ck-page .ck-program__intro { grid-template-columns:1fr; gap:24px; }\n .ck-page .ck-program__copy { grid-column:1; grid-row:1; }\n .ck-page .ck-program__book { grid-column:1; grid-row:2; width:100%; max-width:440px; margin:0 auto; }\n .ck-page .ck-program__intro \u003e .ck-program__list { grid-column:1; grid-row:3; }\n }\n\u003c\/style\u003e \u003cdiv class=\"ck-page\"\u003e \u003cdiv class=\"ck-util\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-util__row\"\u003e \u003cspan\u003e100日間のリスクなしトライアル\u003c\/span\u003e \u003cspan\u003e100ドル以上で送料無料\u003c\/span\u003e \u003cspan\u003e\u003csvg class=\"ck-util__star\" viewbox=\"0 0 24 24\" fill=\"currentColor\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 2l2.9 6.3 6.9.8-5.1 4.7 1.4 6.8L12 17.3 5.9 20.6l1.4-6.8L2.2 9.1l6.9-.8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e リフターから高評価\u003c\/span\u003e \u003cspan\u003e20万人以上に信頼されています\u003c\/span\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003csection class=\"ck-sec ck-hero\" data-stock=\"in\" data-product-handle=\"ez-neck-pro\" aria-label=\"EZ-NECK\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-hero__grid\"\u003e \u003cdiv class=\"ezn-gallery\"\u003e \u003cdiv class=\"ezn-gallery__stage\"\u003e \u003cspan class=\"ezn-gallery__model\"\u003ePRO\u003c\/span\u003e \u003cbutton type=\"button\" class=\"ezn-gallery__arrow ezn-gallery__arrow--prev\" aria-label=\"前の画像\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpolyline points=\"15 18 9 12 15 6\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e \u003c\/button\u003e \u003cdiv class=\"ezn-gallery__track\" id=\"ezn-gallery-track\"\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/pro_68b5b325-408b-426a-b9fa-0766a9a6ecf7.jpg?v=1764502146\u0026amp;width=1024\" alt=\"Kensui EZ-NECK PRO — プレート式ネックトレーナー\" width=\"1024\" height=\"1024\" loading=\"eager\" fetchpriority=\"high\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/max_88e6e0e7-3d33-427b-bc36-30c712203627.jpg?v=1764502136\u0026amp;width=1024\" alt=\"Kensui EZ-NECK MAX — 高品質パッド付きハーネス\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck-pointers.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKの機能とポイント\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck-before-after.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKの使用前と使用後\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck-benefits.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKのメリット\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck1.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKの使用例\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck2.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKの使用例\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck3.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKの使用例\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck4.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKの使用例\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck6.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKの使用例\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck7.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKの使用例\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/neck-curl.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKのネックカール（屈曲）\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/neck-extension.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKのネックエクステンション\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003cdiv class=\"ezn-gallery__slide\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/neck-side-curl.jpg?v=1774806398\u0026amp;width=1024\" alt=\"EZ-NECKのサイドネックカール\" width=\"1024\" height=\"1024\" loading=\"lazy\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cbutton type=\"button\" class=\"ezn-gallery__arrow ezn-gallery__arrow--next\" aria-label=\"次の画像\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpolyline points=\"9 18 15 12 9 6\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e \u003c\/button\u003e \u003cdiv class=\"ezn-gallery__counter\" id=\"ezn-gallery-counter\"\u003e1 \/ 14\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ezn-gallery__thumbs\" id=\"ezn-gallery-thumbs\" role=\"tablist\" aria-label=\"ギャラリーのサムネイル\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ezn-info\" id=\"ezn-buybox\"\u003e \u003ch1 class=\"ezn-info__title\"\u003e 目を引く首をつくる。 \u003csmall class=\"ezn-info__product\"\u003eEZ-NECK™ — プレート式4方向ネックトレーナー\u003c\/small\u003e \u003c\/h1\u003e \u003cspan id=\"judgeme_badge_placeholder\"\u003e\u003c\/span\u003e \u003cp class=\"ezn-info__pitch\"\u003e 滑らかなプレート式負荷で、4方向すべてに快適にトレーニングし、首の\u003cb\u003e筋力、サイズ、姿勢\u003c\/b\u003eを鍛えます。 \u003c\/p\u003e \u003cul class=\"ezn-feats\" aria-label=\"主な機能\"\u003e \u003cli\u003e\n\u003cspan class=\"ck-check\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"3.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpolyline points=\"20 6 9 17 4 12\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e携帯可能\u003c\/b\u003e — どこでもトレーニングでき、ジムバッグにも収納できます\u003c\/span\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cspan class=\"ck-check\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"3.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpolyline points=\"20 6 9 17 4 12\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eローレット加工のハンドル\u003c\/b\u003eとフォームパッドで、しっかり快適に保持できます\u003c\/span\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cspan class=\"ck-check\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"3.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpolyline points=\"20 6 9 17 4 12\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eすべてのウェイトプレート\u003c\/b\u003eに対応 — スタンダードおよびオリンピック規格\u003c\/span\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003cdiv class=\"ezn-tiers\"\u003e \u003cspan class=\"ezn-tiers__label\"\u003eモデルを選択\u003c\/span\u003e \u003cdiv role=\"radiogroup\" aria-label=\"モデル\" class=\"ezn-tiers__grid\"\u003e \u003cbutton type=\"button\" class=\"ezn-tier\" role=\"radio\" aria-pressed=\"true\" data-variant-id=\"46187530453204\" data-name=\"PRO\" data-price=\"4900\" data-image=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/pro_68b5b325-408b-426a-b9fa-0766a9a6ecf7.jpg?v=1764502146\"\u003e \u003cspan class=\"ezn-tier__flag\"\u003e選択中\u003c\/span\u003e \u003cspan class=\"ezn-tier__name\"\u003ePRO\u003c\/span\u003e \u003cspan class=\"ezn-tier__desc\"\u003eDURACORE™ポリマー\u003c\/span\u003e \u003cspan class=\"ezn-tier__desc\"\u003e\u003cb\u003e耐荷重100ポンド\u003c\/b\u003e · パッド厚20mm\u003c\/span\u003e \u003cspan class=\"ezn-tier__price\" data-tier-price\u003e$49\u003c\/span\u003e \u003c\/button\u003e \u003cbutton type=\"button\" class=\"ezn-tier\" role=\"radio\" aria-pressed=\"false\" data-variant-id=\"46187530485972\" data-name=\"MAX\" data-price=\"12900\" data-image=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/max_88e6e0e7-3d33-427b-bc36-30c712203627.jpg?v=1764502136\"\u003e \u003cspan class=\"ezn-tier__flag\"\u003e選択中\u003c\/span\u003e \u003cspan class=\"ezn-tier__name\"\u003eMAX\u003c\/span\u003e \u003cspan class=\"ezn-tier__desc\"\u003eアルミニウム合金\u003c\/span\u003e \u003cspan class=\"ezn-tier__desc\"\u003e\u003cb\u003e耐荷重200ポンド\u003c\/b\u003e · パッド厚25mm\u003c\/span\u003e \u003cspan class=\"ezn-tier__price\" data-tier-price\u003e$129\u003c\/span\u003e \u003c\/button\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ezn-price-row\"\u003e \u003cspan class=\"ezn-price\" id=\"ezn-price\"\u003e$49\u003c\/span\u003e \u003cspan class=\"ezn-installments\"\u003eまたはShop Payで\u003cb id=\"ezn-installment\"\u003e$12.25\u003c\/b\u003eの4回払い\u003c\/span\u003e \u003c\/div\u003e \u003cdiv class=\"ezn-stock ezn-stock--in\"\u003e \u003cspan class=\"ezn-stock__dot\" aria-hidden=\"true\"\u003e\u003c\/span\u003e \u003cspan\u003e在庫あり — 24時間以内に発送。\u003cb\u003e3～5日\u003c\/b\u003eでお届け\u003cspan id=\"ezn-ship-dest\"\u003e\u003c\/span\u003e。\u003c\/span\u003e \u003c\/div\u003e \u003cdiv class=\"ezn-stock ezn-stock--out\"\u003e \u003cspan class=\"ezn-stock__dot\" aria-hidden=\"true\"\u003e\u003c\/span\u003e \u003cspan\u003e\u003cb\u003e売り切れ\u003c\/b\u003e — 近日中に再入荷予定です。再入荷した瞬間にお知らせしますので、メールアドレスを入力してください。\u003c\/span\u003e \u003c\/div\u003e \u003caside class=\"ezn-program-bonus\" aria-label=\"トレーニングプログラム付き\"\u003e \u003cp class=\"ezn-program-bonus__title\"\u003e12週間のトレーニングプログラムを無料提供 — 19ドル相当\u003c\/p\u003e \u003cp class=\"ezn-program-bonus__detail\"\u003e初級・中級・上級のトラックをご用意。\u003c\/p\u003e \u003ca class=\"ezn-program-bonus__link\" href=\"#ck-training-program\"\u003e内容を見る ↓\u003c\/a\u003e \u003c\/aside\u003e \u003cform class=\"ezn-block ezn-block--in\" method=\"post\" action=\"\/cart\/add\"\u003e \u003cinput type=\"hidden\" name=\"id\" id=\"ezn-cart-variant\" value=\"46187530453204\"\u003e \u003cinput type=\"hidden\" name=\"quantity\" value=\"1\"\u003e \u003cbutton type=\"submit\" class=\"ezn-cta__btn\"\u003e \u003cspan class=\"ezn-cta__main\"\u003eカートに追加 — \u003cspan class=\"ezn-cta__price\" id=\"ezn-cta-price\"\u003e$49\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"ezn-cta__sub\"\u003e100日間のリスクなしトライアル · 無料返品\u003c\/span\u003e \u003c\/button\u003e \u003c\/form\u003e \u003cform class=\"ezn-block ezn-block--out ezn-notify\" method=\"post\" action=\"#\" id=\"ezn-notify-form\"\u003e \u003clabel class=\"ezn-notify__label\" for=\"ezn-notify-email\"\u003e入荷時に通知\u003c\/label\u003e \u003cdiv class=\"ezn-notify__row\"\u003e \u003cinput class=\"ezn-notify__input\" id=\"ezn-notify-email\" type=\"email\" name=\"contact[email]\" placeholder=\"you@example.com\" required\u003e \u003cinput type=\"hidden\" name=\"variant_id\" id=\"ezn-notify-variant\" value=\"46187530453204\"\u003e \u003cbutton class=\"ezn-notify__btn\" type=\"submit\"\u003e\u003cspan class=\"ezn-notify__btn-label\"\u003e通知を受け取る\u003c\/span\u003e\u003c\/button\u003e \u003c\/div\u003e \u003cp class=\"ezn-notify__hint\"\u003eこの再入荷についてのみメールでお知らせします。迷惑メールは送りません。\u003c\/p\u003e \u003cp class=\"ezn-notify__status ezn-notify__status--ok\" role=\"status\"\u003e✓ 登録しました。再入荷した瞬間にメールでお知らせします。\u003c\/p\u003e \u003cp class=\"ezn-notify__status ezn-notify__status--err\" role=\"alert\"\u003e問題が発生しました。もう一度お試しいただくか、support@kensui.comまでメールでお問い合わせください。\u003c\/p\u003e \u003c\/form\u003e \u003cul class=\"ezn-trust\" aria-label=\"保証\"\u003e \u003cli class=\"ezn-trust__item\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e 100日間のリスクなしトライアル \u003c\/li\u003e \u003cli class=\"ezn-trust__item\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003crect x=\"1\" y=\"3\" width=\"15\" height=\"13\"\u003e\u003c\/rect\u003e\u003cpath d=\"M16 8h4l3 3v5h-7zM5.5 20a2.5 2.5 0 1 0 0-5 2.5 2.5 0 0 0 0 5zM18.5 20a2.5 2.5 0 1 0 0-5 2.5 2.5 0 0 0 0 5z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e 100ドル以上で送料無料 \u003c\/li\u003e \u003cli class=\"ezn-trust__item\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2\"\u003e\u003c\/path\u003e\u003ccircle cx=\"9\" cy=\"7\" r=\"4\"\u003e\u003c\/circle\u003e\u003cpath d=\"M23 21v-2a4 4 0 0 0-3-3.87M16 3.13a4 4 0 0 1 0 7.75\"\u003e\u003c\/path\u003e\u003c\/svg\u003e 20万人以上のお客様 \u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-press\" aria-label=\"メディアレビュー\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cp class=\"ck-press__quote\"\u003e「頑丈な器具です。使用中も\u003cb\u003eパッドがとても快適\u003c\/b\u003eに感じられました。」\u003c\/p\u003e \u003cimg class=\"ck-press__logo\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/garage-gym-reviews-logo.png?v=1787923775\" alt=\"Garage Gym Reviews\" width=\"475\" height=\"167\" loading=\"lazy\"\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-cap\" aria-label=\"首を鍛える理由\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-sechead ck-sechead--center\"\u003e \u003cdiv class=\"ck-eyebrow\"\u003e重要な理由\u003c\/div\u003e \u003ch2 class=\"ck-h2\"\u003e1台で6つのメリット\u003c\/h2\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cap__grid\"\u003e \u003cdiv class=\"ck-cap__cell\"\u003e \u003cdiv class=\"ck-cap__icon\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M13 2 3 14h7l-1 8 10-12h-7z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e \u003cdiv class=\"ck-cap__name\"\u003eアスリートに最適\u003c\/div\u003e \u003cp class=\"ck-cap__desc\"\u003eコンタクトスポーツでは、衝撃を受け止められる首が求められます。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cap__cell\"\u003e \u003cdiv class=\"ck-cap__icon\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cline x1=\"12\" y1=\"20\" x2=\"12\" y2=\"4\"\u003e\u003c\/line\u003e\u003cpolyline points=\"6 10 12 4 18 10\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003c\/div\u003e \u003cdiv class=\"ck-cap__name\"\u003e姿勢を改善\u003c\/div\u003e \u003cp class=\"ck-cap__desc\"\u003e強い頸椎は、まっすぐ立つための土台です。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cap__cell\"\u003e \u003cdiv class=\"ck-cap__icon\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpolyline points=\"4 16 10 10 14 14 20 8\"\u003e\u003c\/polyline\u003e\u003cpolyline points=\"15 8 20 8 20 13\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003c\/div\u003e \u003cdiv class=\"ck-cap__name\"\u003e首を太くする\u003c\/div\u003e \u003cp class=\"ck-cap__desc\"\u003e段階的なプレート負荷で、自重トレーニングでは得にくい成長を促します。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cap__cell\"\u003e \u003cdiv class=\"ck-cap__icon\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\u003e\u003c\/path\u003e\u003cpolyline points=\"9 12 11 14 15 10\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003c\/div\u003e \u003cdiv class=\"ck-cap__name\"\u003eケガを減らす\u003c\/div\u003e \u003cp class=\"ck-cap__desc\"\u003e4方向のバランスの取れた筋力が、むち打ちのような負荷から身体を守ります。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cap__cell\"\u003e \u003cdiv class=\"ck-cap__icon\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"9\"\u003e\u003c\/circle\u003e\u003cpath d=\"M8 12h8M12 8v8\" opacity=\".5\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e \u003cdiv class=\"ck-cap__name\"\u003eこりを改善\u003c\/div\u003e \u003cp class=\"ck-cap__desc\"\u003e負荷をかけた可動域全体の運動で、デスクワークによって失われた可動性を取り戻します。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cap__cell\"\u003e \u003cdiv class=\"ck-cap__icon\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M20 12a8 8 0 1 1-2.3-5.6\"\u003e\u003c\/path\u003e\u003cpolyline points=\"20 3 20 7 16 7\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\u003c\/div\u003e \u003cdiv class=\"ck-cap__name\"\u003eリハビリに最適\u003c\/div\u003e \u003cp class=\"ck-cap__desc\"\u003e軽い負荷から始め、少しずつコントロールしながら進められます。\u003c\/p\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-auth\" aria-label=\"研究結果\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-auth__grid\"\u003e \u003cdiv\u003e \u003cdiv class=\"ck-eyebrow\"\u003e研究結果\u003c\/div\u003e \u003cp class=\"ck-auth__quote\"\u003e「データは、首の強化が\u003cb\u003e脳震盪予防の重要な手段となる大きな可能性\u003c\/b\u003eを示しています。」\u003c\/p\u003e \u003cdiv class=\"ck-auth__cite\"\u003eSean Gregory — TIME誌\u003c\/div\u003e \u003cp class=\"ck-auth__body\"\u003e ラトガース大学の研究では、\u003cb\u003e首の筋力が1ポンド増えるごとに脳震盪の可能性が5%低下\u003c\/b\u003eすることが判明しました。また研究者は、フットボールやサッカーなどリスクの高いスポーツの選手に、予防策として首のトレーニングを優先するよう推奨しています。 \u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-auth__stats\"\u003e \u003cdiv class=\"ck-auth__stat\"\u003e \u003cdiv class=\"ck-auth__val\"\u003e-5\u003csmall\u003e%\u003c\/small\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-auth__key\"\u003e1ポンドあたりの脳震盪リスク\u003c\/div\u003e \u003cdiv class=\"ck-auth__src\"\u003eラトガース大学、J. Primary Prevention\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-auth__stat\"\u003e \u003cdiv class=\"ck-auth__val\"\u003e+1.5\u003csmall\u003eCM\u003c\/small\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-auth__key\"\u003e平均周囲径、16週間\u003c\/div\u003e \u003cdiv class=\"ck-auth__src\"\u003eMansell et al., 2005\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-auth__stat\"\u003e \u003cdiv class=\"ck-auth__val\"\u003e+2.3\u003csmall\u003eCM\u003c\/small\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-auth__key\"\u003e個人最大増加量\u003c\/div\u003e \u003cdiv class=\"ck-auth__src\"\u003eSnarr et al., 2017\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-auth__stat\"\u003e \u003cdiv class=\"ck-auth__val\"\u003e3\u003csmall\u003e回\/週\u003c\/small\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-auth__key\"\u003e研究でのトレーニング頻度\u003c\/div\u003e \u003cdiv class=\"ck-auth__src\"\u003eMurlok 2012 · Harput 2014\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec\" aria-label=\"PROとMAXの比較\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-sechead ck-sechead--center\"\u003e \u003cdiv class=\"ck-eyebrow\"\u003eモデルを選択\u003c\/div\u003e \u003ch2 class=\"ck-h2\"\u003ePROとMAX\u003c\/h2\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cmp\"\u003e \u003cdiv class=\"ck-cmp__row ck-cmp__row--head\"\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--k\"\u003e比較項目\u003c\/div\u003e \u003cdiv class=\"ck-cmp__prod ck-cmp__cell--sel\"\u003e \u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/pro_68b5b325-408b-426a-b9fa-0766a9a6ecf7.jpg?v=1764502146\" alt=\"EZ-NECK PRO\"\u003e \u003cdiv\u003e\n\u003cdiv class=\"ck-cmp__name\"\u003ePRO\u003c\/div\u003e\n\u003cdiv class=\"ck-cmp__price\"\u003e$49 · 最もお得\u003c\/div\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cmp__prod\"\u003e \u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/max_88e6e0e7-3d33-427b-bc36-30c712203627.jpg?v=1764502136\" alt=\"EZ-NECK MAX\"\u003e \u003cdiv\u003e\n\u003cdiv class=\"ck-cmp__name\"\u003eMAX\u003c\/div\u003e\n\u003cdiv class=\"ck-cmp__price\"\u003e$129 · 高耐久\u003c\/div\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cmp__row\"\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--k\"\u003e素材\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--v ck-cmp__cell--sel\"\u003eDURACORE™ポリマー\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--v\"\u003eアルミニウム合金\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cmp__row\"\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--k\"\u003e耐荷重\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--v ck-cmp__cell--sel\"\u003e100ポンド \/ 45kg\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--v\"\u003e200ポンド \/ 90kg\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cmp__row\"\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--k\"\u003eパッド\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--v ck-cmp__cell--sel\"\u003e20mm\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--v\"\u003e25mm\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cmp__row\"\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--k\"\u003eスリーブ長\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--v ck-cmp__cell--sel\"\u003e9.5cm\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--v\"\u003e9.5cm\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-cmp__row\"\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--k\"\u003eおすすめ\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell ck-cmp__cell--sel\" style=\"font-size:13px;\"\u003e初心者・旅行用\u003c\/div\u003e \u003cdiv class=\"ck-cmp__cell\" style=\"font-size:13px;\"\u003e本格的なアスリート\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-cap\" aria-label=\"エクササイズ\" id=\"ck-exercises\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-sechead\"\u003e \u003cdiv class=\"ck-eyebrow\"\u003eトレーニング\u003c\/div\u003e \u003ch2 class=\"ck-h2\"\u003e3つのエクササイズで、完全な成果を。\u003c\/h2\u003e \u003cp class=\"ck-subline\"\u003eあらゆる角度から首を鍛え、頑丈でしなやかな、強い首をつくります。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-tabs__nav\" role=\"tablist\" aria-label=\"首のエクササイズ\"\u003e \u003cbutton class=\"ck-tab\" role=\"tab\" aria-selected=\"true\" data-tab=\"0\"\u003eネックカール\u003c\/button\u003e \u003cbutton class=\"ck-tab\" role=\"tab\" aria-selected=\"false\" data-tab=\"1\"\u003eネックエクステンション\u003c\/button\u003e \u003cbutton class=\"ck-tab\" role=\"tab\" aria-selected=\"false\" data-tab=\"2\"\u003eサイドネックカール\u003c\/button\u003e \u003c\/div\u003e \u003cdiv class=\"ck-tabpanel is-active\" role=\"tabpanel\" data-panel=\"0\"\u003e \u003cdiv class=\"ck-tabpanel__media\"\u003e\u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/neck-curl-short.gif?v=1761760637\" alt=\"EZ-NECKを使ったネックカール\"\u003e\u003c\/div\u003e \u003cdiv\u003e \u003ch3 class=\"ck-tabpanel__name\"\u003eネックカール\u003c\/h3\u003e \u003cp class=\"ck-tabpanel__desc\"\u003e首の前側の筋肉を鍛え、頭部の安定性と姿勢を改善します。\u003c\/p\u003e \u003cdiv class=\"ck-tabpanel__meta\"\u003e \u003cdiv class=\"ck-tabpanel__stat\"\u003e\n\u003cdiv class=\"ck-tabpanel__statv\"\u003e3\u003c\/div\u003e\n\u003cdiv class=\"ck-tabpanel__statk\"\u003eセット\u003c\/div\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-tabpanel__stat\"\u003e\n\u003cdiv class=\"ck-tabpanel__statv\"\u003e8～12\u003c\/div\u003e\n\u003cdiv class=\"ck-tabpanel__statk\"\u003e回数\u003c\/div\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-tabpanel\" role=\"tabpanel\" data-panel=\"1\"\u003e \u003cdiv class=\"ck-tabpanel__media\"\u003e\u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/neck-extension.gif?v=1761760636\" alt=\"EZ-NECKを使ったネックエクステンション\"\u003e\u003c\/div\u003e \u003cdiv\u003e \u003ch3 class=\"ck-tabpanel__name\"\u003eネックエクステンション\u003c\/h3\u003e \u003cp class=\"ck-tabpanel__desc\"\u003e首の後ろ側の筋力を高め、ケガの予防と運動パフォーマンスの向上につなげます。\u003c\/p\u003e \u003cdiv class=\"ck-tabpanel__meta\"\u003e \u003cdiv class=\"ck-tabpanel__stat\"\u003e\n\u003cdiv class=\"ck-tabpanel__statv\"\u003e3\u003c\/div\u003e\n\u003cdiv class=\"ck-tabpanel__statk\"\u003eセット\u003c\/div\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-tabpanel__stat\"\u003e\n\u003cdiv class=\"ck-tabpanel__statv\"\u003e8～15\u003c\/div\u003e\n\u003cdiv class=\"ck-tabpanel__statk\"\u003e回数\u003c\/div\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-tabpanel\" role=\"tabpanel\" data-panel=\"2\"\u003e \u003cdiv class=\"ck-tabpanel__media\"\u003e\u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/side-neck-curl.gif?v=1761760669\" alt=\"EZ-NECKを使ったサイドネックカール\"\u003e\u003c\/div\u003e \u003cdiv\u003e \u003ch3 class=\"ck-tabpanel__name\"\u003eサイドネックカール\u003c\/h3\u003e \u003cp class=\"ck-tabpanel__desc\"\u003e首の側面の筋肉を鍛え、360度すべての方向で首を発達させます。\u003c\/p\u003e \u003cdiv class=\"ck-tabpanel__meta\"\u003e \u003cdiv class=\"ck-tabpanel__stat\"\u003e\n\u003cdiv class=\"ck-tabpanel__statv\"\u003e3\u003c\/div\u003e\n\u003cdiv class=\"ck-tabpanel__statk\"\u003eセット\u003c\/div\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-tabpanel__stat\"\u003e\n\u003cdiv class=\"ck-tabpanel__statv\"\u003e10～15\u003c\/div\u003e\n\u003cdiv class=\"ck-tabpanel__statk\"\u003e回数\u003c\/div\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-program\" id=\"ck-training-program\" aria-labelledby=\"ck-program-title\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-program__intro\"\u003e \u003cdiv class=\"ck-program__copy\"\u003e \u003cp class=\"ck-program__included\"\u003e19ドル相当 · PROまたはMAXに無料で付属\u003c\/p\u003e \u003ch2 class=\"ck-h2\" id=\"ck-program-title\"\u003eあなたのトレーナー。\u003cbr\u003eあなたの12週間プラン。\u003c\/h2\u003e \u003cp class=\"ck-subline\"\u003e何を、どのくらいの頻度で、いつ負荷を上げるべきかが分かります。付属のデジタルトレーニングガイドでは、首のトレーニング経験に合わせた週ごとのプランを提供します。\u003c\/p\u003e \u003c\/div\u003e \u003cfigure class=\"ck-program__book\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/ez-neck-12-week-training-program.png?v=1788903876\" alt=\"KENSUI「Neck Strength Foundations」12週間デジタルトレーニングガイドの薄い本のモックアップ\" width=\"1254\" height=\"1254\" loading=\"lazy\" decoding=\"async\"\u003e \u003cfigcaption\u003eデジタルガイド付き。書籍はイメージです。\u003c\/figcaption\u003e \u003c\/figure\u003e \u003cul class=\"ck-program__list\" aria-label=\"トレーニングガイドの内容\"\u003e \u003cli\u003eセット数と回数を記載した12週間のスケジュール\u003c\/li\u003e \u003cli\u003eエクササイズ写真とフォームのポイント\u003c\/li\u003e \u003cli\u003e負荷の追加方法と回復に関する明確なガイダンス\u003c\/li\u003e \u003cli\u003e印刷可能なカレンダーとセッション記録\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003cdiv class=\"ck-program__tracks\"\u003e \u003cdiv class=\"ck-program__track\"\u003e \u003cp class=\"ck-program__level\"\u003eトラック01\u003c\/p\u003e \u003ch3 class=\"ck-program__name\"\u003e初級\u003c\/h3\u003e \u003cp class=\"ck-program__desc\"\u003e首を直接鍛えるのが初めてですか？週2回のセッションで、基本動作とコントロールを身につけます。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-program__track\"\u003e \u003cp class=\"ck-program__level\"\u003eトラック02\u003c\/p\u003e \u003ch3 class=\"ck-program__name\"\u003e中級\u003c\/h3\u003e \u003cp class=\"ck-program__desc\"\u003eすでに継続して首を鍛えていますか？確立した土台の上で、ボリュームを徐々に高めます。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-program__track\"\u003e \u003cp class=\"ck-program__level\"\u003eトラック03\u003c\/p\u003e \u003ch3 class=\"ck-program__name\"\u003e上級\u003c\/h3\u003e \u003cp class=\"ck-program__desc\"\u003e首を直接鍛えた経験がありますか？回復状態に応じて軽いセッションを追加しながら、進め方を磨きます。\u003c\/p\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cp class=\"ck-program__note\"\u003eトラックは、首を直接トレーニングした経験に基づいて選択してください。一般的なジム経験だけでは、上のレベルには進みません。\u003c\/p\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec\" aria-label=\"製品概要\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-sechead ck-sechead--center\" style=\"margin-bottom:0;\"\u003e \u003cdiv class=\"ck-eyebrow\"\u003e視聴する\u003c\/div\u003e \u003ch2 class=\"ck-h2\"\u003e製品概要\u003c\/h2\u003e \u003cp class=\"ck-subline\"\u003eEZ-NECKが首のトレーニングを数分でどのように変えるかをご覧ください。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-video__wrap\"\u003e \u003cscript src=\"https:\/\/fast.wistia.com\/embed\/medias\/trluc41tyu.jsonp\" async\u003e\u003c\/script\u003e\u003cscript src=\"https:\/\/fast.wistia.com\/assets\/external\/E-v1.js\" async\u003e\u003c\/script\u003e\u003cdiv class=\"wistia_responsive_padding\" style=\"padding:56.25% 0 0 0;position:relative;\"\u003e\u003cdiv class=\"wistia_responsive_wrapper\" style=\"height:100%;left:0;position:absolute;top:0;width:100%;\"\u003e\u003cdiv class=\"wistia_embed wistia_async_trluc41tyu seo=true videoFoam=true\" style=\"height:100%;position:relative;width:100%\"\u003e\u003cdiv class=\"wistia_swatch\" style=\"height:100%;left:0;opacity:0;overflow:hidden;position:absolute;top:0;transition:opacity 200ms;width:100%;\"\u003e\u003cimg src=\"https:\/\/fast.wistia.com\/embed\/medias\/trluc41tyu\/swatch\" style=\"filter:blur(5px);height:100%;object-fit:contain;width:100%;\" alt=\"\" aria-hidden=\"true\" onload=\"this.parentNode.style.opacity=1;\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-hub\"\u003e \u003cp class=\"ck-hub__quote\"\u003e 「強い首を持つことはなぜ重要なのでしょうか？首は脊椎の上部だからです。強い脊椎をつくりたいなら、首を鍛える必要があります。首を鍛えることで、心理面も大きく変わります……\u003cb\u003e自然とより姿勢よく立てるようになります。\u003c\/b\u003e」 \u003c\/p\u003e \u003cdiv class=\"ck-hub__cite\"\u003eAndrew Huberman — 神経科学者、スタンフォード大学教授\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-cap\" aria-label=\"魅力度調査\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-sechead ck-sechead--center\"\u003e \u003cdiv class=\"ck-eyebrow\"\u003ePhotofeeler.com調査\u003c\/div\u003e \u003ch2 class=\"ck-h2\"\u003e強い首は、より魅力的\u003c\/h2\u003e \u003cp class=\"ck-subline\"\u003e同じ人物、同じ写真、同じ照明で、変えたのは首だけ。18～29歳の女性評価者がデートカテゴリーで評価し、画像1枚につき20票を集めました。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-study__grid\"\u003e \u003cdiv class=\"ck-study__card\"\u003e \u003cdiv class=\"ck-study__label\"\u003e\n\u003cspan\u003e被験者1\u003c\/span\u003e\u003cspan\u003e各20票\u003c\/span\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-study__imgs\"\u003e \u003cdiv class=\"ck-study__imgcard\"\u003e\n\u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/b1.jpg?v=1765214343\" alt=\"被験者1 使用前\"\u003e\u003cspan class=\"ck-study__tag ck-study__tag--before\"\u003e使用前\u003c\/span\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-study__imgcard\"\u003e\n\u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/a1.jpg?v=1765214343\" alt=\"被験者1 使用後\"\u003e\u003cspan class=\"ck-study__tag ck-study__tag--after\"\u003e使用後\u003c\/span\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-study__delta\"\u003e \u003cspan class=\"ck-study__deltak\"\u003e魅力的と評価: 38% → 73%\u003c\/span\u003e \u003cspan class=\"ck-study__deltav\"\u003e+35%\u003c\/span\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-study__card\"\u003e \u003cdiv class=\"ck-study__label\"\u003e\n\u003cspan\u003e被験者2\u003c\/span\u003e\u003cspan\u003e各20票\u003c\/span\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-study__imgs\"\u003e \u003cdiv class=\"ck-study__imgcard\"\u003e\n\u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/b2.jpg?v=1765214343\" alt=\"被験者2 使用前\"\u003e\u003cspan class=\"ck-study__tag ck-study__tag--before\"\u003e使用前\u003c\/span\u003e\n\u003c\/div\u003e \u003cdiv class=\"ck-study__imgcard\"\u003e\n\u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/a2.jpg?v=1765214343\" alt=\"被験者2 使用後\"\u003e\u003cspan class=\"ck-study__tag ck-study__tag--after\"\u003e使用後\u003c\/span\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-study__delta\"\u003e \u003cspan class=\"ck-study__deltak\"\u003e魅力的と評価: 67% → 78%\u003c\/span\u003e \u003cspan class=\"ck-study__deltav\"\u003e+11%\u003c\/span\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cp class=\"ck-study__method\"\u003e \u003cb\u003e方法:\u003c\/b\u003e 魅力度評価サイト\u003ca href=\"https:\/\/photofeeler.com\" target=\"_blank\" rel=\"noopener\"\u003ePhotofeeler.com\u003c\/a\u003eで仮説を検証し、\u003cb\u003e首以外のすべての要素を一定\u003c\/b\u003eにしました。首の太さはケガの可能性の低さと関連し、健康は魅力と関連しています。 \u003c\/p\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-yt\" aria-label=\"動画レビュー\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-sechead ck-sechead--center\"\u003e \u003cdiv class=\"ck-eyebrow\"\u003e動画レビュー\u003c\/div\u003e \u003ch2 class=\"ck-h2\"\u003eお客様の声\u003c\/h2\u003e \u003c\/div\u003e \u003cdiv class=\"ck-yt__grid\"\u003e \u003cdiv class=\"ck-yt__card\"\u003e \u003cdiv class=\"ck-yt__frame\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/JGZQAaeTdwU\" title=\"Kensui EZ-NECKレビュー\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e \u003cdiv class=\"ck-yt__title\"\u003eKensui EZ-NECKレビュー — もう「首が細すぎる」とは言わせない\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-yt__card\"\u003e \u003cdiv class=\"ck-yt__frame\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xMay-UUCTa0\" title=\"EZ-NECK自宅トレーニング実演\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e \u003cdiv class=\"ck-yt__title\"\u003e自宅で首を鍛える方法 — 完全トレーニング実演\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-yt__card\"\u003e \u003cdiv class=\"ck-yt__frame\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/cnkjX7Wh1Ys\" title=\"EZ-NECKで筋肉質な首をつくる\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e \u003cdiv class=\"ck-yt__title\"\u003e筋肉質な首をつくる — 完全ガイド\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec\" aria-label=\"歴史を通じた首のトレーニング\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-sechead ck-sechead--center\"\u003e \u003cdiv class=\"ck-eyebrow\"\u003e時代を超えて\u003c\/div\u003e \u003ch2 class=\"ck-h2\"\u003e首を鍛える古代の知恵\u003c\/h2\u003e \u003cp class=\"ck-subline\"\u003e何千年もの間、戦士やアスリートは強い首の重要性を知っていました。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-time__list\"\u003e \u003cdiv class=\"ck-time__item\"\u003e \u003cdiv class=\"ck-time__era\"\u003e古代ギリシャ\u003c\/div\u003e \u003cp class=\"ck-time__quote\"\u003e「肩と同じように、首も負荷に耐えられるよう鍛えなければならない。」\u003c\/p\u003e \u003cdiv class=\"ck-time__src\"\u003e— フィロストラトス\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-time__item\"\u003e \u003cdiv class=\"ck-time__era\"\u003e古代インド\u003c\/div\u003e \u003cp class=\"ck-time__quote\"\u003e「レスラーの強さは首に宿る。」\u003c\/p\u003e \u003cdiv class=\"ck-time__src\"\u003e— アカーラの格言\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-time__item\"\u003e \u003cdiv class=\"ck-time__era\"\u003e古代エジプト\u003c\/div\u003e \u003cp class=\"ck-time__quote\"\u003e「支える者の背骨と首に力が宿る。」\u003c\/p\u003e \u003cdiv class=\"ck-time__src\"\u003e— デイル・エル・メディナ\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-time__item\"\u003e \u003cdiv class=\"ck-time__era\"\u003e封建時代の日本\u003c\/div\u003e \u003cp class=\"ck-time__quote\"\u003e「武士は首を強固に保たなければならない。」\u003c\/p\u003e \u003cdiv class=\"ck-time__src\"\u003e— 万川集海\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-time__item\"\u003e \u003cdiv class=\"ck-time__era\"\u003e古代ローマ\u003c\/div\u003e \u003cp class=\"ck-time__quote\"\u003e「兜の重みが首を鉄に変える。」\u003c\/p\u003e \u003cdiv class=\"ck-time__src\"\u003e— ルドゥス・マグヌス断片\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-cap\" aria-label=\"よくある質問\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-faq__grid\"\u003e \u003cdiv\u003e \u003cdiv class=\"ck-eyebrow\"\u003eサポート\u003c\/div\u003e \u003ch2 class=\"ck-h2\"\u003eEZ-NECK™ よくある質問\u003c\/h2\u003e \u003cp class=\"ck-subline\"\u003e必要な情報が見つからない場合は、support@kensui.comまでメールでお問い合わせください。\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"ck-faq__list\" id=\"ck-faq-list\"\u003e \u003cdiv class=\"ck-faq__item is-open\"\u003e \u003cbutton type=\"button\" class=\"ck-faq__q\" aria-expanded=\"true\"\u003e \u003cspan\u003e首のトレーニングは本当に効果がありますか？\u003c\/span\u003e \u003cspan class=\"ck-faq__plus\" aria-hidden=\"true\"\u003e\u003c\/span\u003e \u003c\/button\u003e \u003cdiv class=\"ck-faq__a\"\u003e\u003cdiv class=\"ck-faq__a-inner\"\u003e \u003cp\u003eはい。以下が研究結果です。\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMurlok et al.（2012）\u003c\/strong\u003e — 8週間、週3回の首に特化したレジスタンストレーニングで、首の周囲径が平均1.1cm（0.43インチ）増加。\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMansell et al.（2005）\u003c\/strong\u003e — 16週間、週2回で、平均1.5cm（0.59インチ）増加。\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHarput et al.（2014）\u003c\/strong\u003e — 8週間、週3回で、平均1.2cm（0.47インチ）増加。\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSnarr et al.（2017）\u003c\/strong\u003e — 24名の参加者で、個人最大増加量は2.3cm（0.9インチ）。\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-faq__item\"\u003e \u003cbutton type=\"button\" class=\"ck-faq__q\" aria-expanded=\"false\"\u003e \u003cspan\u003eどのくらいの頻度でトレーニングすべきですか？\u003c\/span\u003e \u003cspan class=\"ck-faq__plus\" aria-hidden=\"true\"\u003e\u003c\/span\u003e \u003c\/button\u003e \u003cdiv class=\"ck-faq__a\"\u003e\u003cdiv class=\"ck-faq__a-inner\"\u003e \u003cp\u003eまずは週2回、少なくとも48時間空けて行ってください。首のトレーニング経験者は、無理なく回復できる場合に限り、軽いセッションを追加しても構いません。筋肉痛が治まり、通常の動きが戻ってから再びトレーニングしてください。\u003c\/p\u003e \u003c\/div\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-faq__item\"\u003e \u003cbutton type=\"button\" class=\"ck-faq__q\" aria-expanded=\"false\"\u003e \u003cspan\u003e安全ですか？リスクはありますか？\u003c\/span\u003e \u003cspan class=\"ck-faq__plus\" aria-hidden=\"true\"\u003e\u003c\/span\u003e \u003c\/button\u003e \u003cdiv class=\"ck-faq__a\"\u003e\u003cdiv class=\"ck-faq__a-inner\"\u003e \u003cp\u003e正しく行えば首のトレーニングは一般的に安全ですが、エクササイズを誤って行うとケガをするリスクがあります。正しいフォームを使用し、専門家への相談も検討してください。\u003c\/p\u003e \u003c\/div\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-faq__item\"\u003e \u003cbutton type=\"button\" class=\"ck-faq__q\" aria-expanded=\"false\"\u003e \u003cspan\u003eEZ-NECKの負荷スペースはどのくらいですか？\u003c\/span\u003e \u003cspan class=\"ck-faq__plus\" aria-hidden=\"true\"\u003e\u003c\/span\u003e \u003c\/button\u003e \u003cdiv class=\"ck-faq__a\"\u003e\u003cdiv class=\"ck-faq__a-inner\"\u003e \u003cp\u003e負荷スペースは8.5cm（3.2インチ）です。\u003c\/p\u003e \u003c\/div\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-faq__item\"\u003e \u003cbutton type=\"button\" class=\"ck-faq__q\" aria-expanded=\"false\"\u003e \u003cspan\u003eウェイトは付属していますか？\u003c\/span\u003e \u003cspan class=\"ck-faq__plus\" aria-hidden=\"true\"\u003e\u003c\/span\u003e \u003c\/button\u003e \u003cdiv class=\"ck-faq__a\"\u003e\u003cdiv class=\"ck-faq__a-inner\"\u003e \u003cp\u003eウェイトプレートは付属していません。本製品はあらゆるウェイトプレートに対応しているため、ジムでトレーニングしている方や、すでにプレートをお持ちの方はすぐに使用できます。お持ちでない場合は、\u003ca href=\"\/ja\/collections\/weight-plates\"\u003eこちらでウェイトプレートを販売しています\u003c\/a\u003e。\u003c\/p\u003e \u003c\/div\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ck-faq__item\"\u003e \u003cbutton type=\"button\" class=\"ck-faq__q\" aria-expanded=\"false\"\u003e \u003cspan\u003eすべてのウェイトプレートに対応していますか？\u003c\/span\u003e \u003cspan class=\"ck-faq__plus\" aria-hidden=\"true\"\u003e\u003c\/span\u003e \u003c\/button\u003e \u003cdiv class=\"ck-faq__a\"\u003e\u003cdiv class=\"ck-faq__a-inner\"\u003e \u003cp\u003eはい。EZ-NECK™はスタンダードおよびオリンピック規格のウェイトプレートに対応しています。スタンダードプレートを使用する場合は、別売りのスタンダードプレートアダプターが必要です。\u003c\/p\u003e \u003c\/div\u003e\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection class=\"ck-sec ck-final\" id=\"ck-final\" aria-label=\"保証\"\u003e \u003cdiv class=\"ck-w\"\u003e \u003cdiv class=\"ck-eyebrow\"\u003e100日間保証\u003c\/div\u003e \u003ch2 class=\"ck-final__title\"\u003e100日間試してみる\u003c\/h2\u003e \u003cp class=\"ck-final__sub\"\u003e筋力と姿勢の違いを実感してください。満足できなければ返品可能です。すべてのご注文にリスクなしトライアルが適用されます。\u003c\/p\u003e \u003cbutton type=\"button\" class=\"ck-final__btn\" data-scroll-buybox\u003e \u003cspan class=\"ezn-cta__main\"\u003eカートに追加 — \u003cspan class=\"ezn-cta__price\" data-ck-price\u003e$49\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"ezn-cta__sub\"\u003e100日間のリスクなしトライアル · 無料返品\u003c\/span\u003e \u003c\/button\u003e \u003cul class=\"ck-final__points\"\u003e \u003cli\u003e最大200ポンドの耐荷重\u003c\/li\u003e \u003cli\u003e4方向の動き\u003c\/li\u003e \u003cli\u003eあらゆるプレートに対応\u003c\/li\u003e \u003cli\u003e24時間以内に発送\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003c\/section\u003e \u003cdiv class=\"ck-sticky\" id=\"ck-sticky\" aria-hidden=\"true\"\u003e \u003cdiv class=\"ck-sticky__row\"\u003e \u003cdiv class=\"ck-sticky__name\"\u003e\n\u003cspan\u003eEZ-NECK™ \u003cspan id=\"ck-sticky-model\"\u003ePRO\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"ck-sticky__price\" data-ck-price\u003e$49\u003c\/span\u003e\n\u003c\/div\u003e \u003cbutton type=\"button\" class=\"ck-sticky__btn\" data-scroll-buybox\u003eカートに追加\u003c\/button\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cscript\u003e\n(function () {\n var root = document.querySelector('.ck-hero[data-product-handle]');\n if (!root) return;\n\n var KLAVIYO_PUBLIC_KEY = 'QeupfE';\n\n \/\/ --- Currency-aware price rendering (Shopify Markets) ---\n var CURRENCY_LOCALE = {\n USD: 'en-US', CAD: 'en-CA', AUD: 'en-AU', NZD: 'en-NZ',\n GBP: 'en-GB', EUR: 'de-DE', CHF: 'de-CH', SEK: 'sv-SE',\n NOK: 'nb-NO', DKK: 'da-DK', PLN: 'pl-PL', CZK: 'cs-CZ',\n HUF: 'hu-HU', RON: 'ro-RO', RSD: 'sr-RS', ISK: 'is-IS',\n JPY: 'ja-JP', MYR: 'ms-MY', THB: 'th-TH', SGD: 'en-SG',\n HKD: 'en-HK', KRW: 'ko-KR', INR: 'en-IN', MXN: 'es-MX'\n };\n var ZERO_DECIMAL_CURRENCIES = {\n JPY: 1, KRW: 1, VND: 1, CLP: 1, ISK: 1, HUF: 1, TWD: 1, XOF: 1, XAF: 1\n };\n\n function getCurrencyCode() {\n if (window.Shopify \u0026\u0026 window.Shopify.currency \u0026\u0026 window.Shopify.currency.active) return window.Shopify.currency.active;\n return 'USD';\n }\n\n function formatPrice(priceCents) {\n var code = getCurrencyCode();\n var locale = CURRENCY_LOCALE[code] || 'en-US';\n var zeroDecimal = !!ZERO_DECIMAL_CURRENCIES[code];\n var amount = (priceCents || 0) \/ 100;\n try {\n return new Intl.NumberFormat(locale, {\n style: 'currency', currency: code,\n minimumFractionDigits: 0,\n maximumFractionDigits: zeroDecimal ? 0 : 2\n }).format(amount);\n } catch (e) {\n return (zeroDecimal ? String(Math.round(amount)) : '$' + amount.toFixed(2));\n }\n }\n function formatPriceCompact(priceCents) { return formatPrice(priceCents); }\n\n function setText(selector, value) {\n var el = root.querySelector(selector);\n if (el) el.textContent = value;\n }\n\n function updatePriceDisplays(priceCents) {\n var full = formatPrice(priceCents);\n setText('#ezn-price', full);\n setText('#ezn-installment', formatPrice(priceCents \/ 4));\n setText('#ezn-cta-price', full);\n \/\/ Mirror into final CTA + sticky bar\n document.querySelectorAll('[data-ck-price]').forEach(function (el) { el.textContent = full; });\n }\n\n function updateAllTierPrices() {\n root.querySelectorAll('.ezn-tier').forEach(function (tier) {\n var cents = parseInt(tier.getAttribute('data-price'), 10);\n if (isNaN(cents)) return;\n var el = tier.querySelector('[data-tier-price]');\n if (el) el.textContent = formatPriceCompact(cents);\n });\n }\n\n \/\/ --- Ship destination: ISO country code + emoji flag ---\n function flagEmoji(code) {\n if (!code || code.length !== 2) return '';\n var A = 0x1F1E6;\n var c = code.toUpperCase();\n var a = c.charCodeAt(0), b = c.charCodeAt(1);\n if (a \u003c 65 || a \u003e 90 || b \u003c 65 || b \u003e 90) return '';\n return String.fromCodePoint(A + (a - 65), A + (b - 65));\n }\n function getCountryCode() {\n if (window.Shopify \u0026\u0026 window.Shopify.country) return String(window.Shopify.country).toUpperCase();\n var loc = (navigator.language || '').split('-')[1];\n return loc ? loc.toUpperCase() : '';\n }\n function updateShipDestination() {\n var dest = root.querySelector('#ezn-ship-dest');\n if (!dest) return;\n var code = getCountryCode();\n if (code.length !== 2) { dest.textContent = ''; return; }\n var flag = flagEmoji(code);\n dest.textContent = ' to ' + code + (flag ? ' ' + flag : '');\n }\n\n \/\/ --- Gallery ---\n var track = root.querySelector('#ezn-gallery-track');\n var slides = track ? track.querySelectorAll('.ezn-gallery__slide') : [];\n var prevBtn = root.querySelector('.ezn-gallery__arrow--prev');\n var nextBtn = root.querySelector('.ezn-gallery__arrow--next');\n var counter = root.querySelector('#ezn-gallery-counter');\n var thumbsEl = root.querySelector('#ezn-gallery-thumbs');\n var currentIndex = 0;\n\n if (counter \u0026\u0026 slides.length) counter.textContent = '1 \/ ' + slides.length;\n\n function findSlideIndexByImage(url) {\n if (!url || !slides.length) return -1;\n var target = url.split('?')[0].toLowerCase();\n for (var i = 0; i \u003c slides.length; i++) {\n var img = slides[i].querySelector('img');\n if (!img || !img.src) continue;\n var src = img.src.split('?')[0].toLowerCase();\n if (src === target) return i;\n var srcFile = src.substring(src.lastIndexOf('\/') + 1);\n var targetFile = target.substring(target.lastIndexOf('\/') + 1);\n if (srcFile \u0026\u0026 targetFile \u0026\u0026 srcFile === targetFile) return i;\n }\n return -1;\n }\n\n if (thumbsEl \u0026\u0026 slides.length) {\n for (var i = 0; i \u003c slides.length; i++) {\n var slideImg = slides[i].querySelector('img');\n var rawSrc = slideImg ? slideImg.src : '';\n var thumbSrc = rawSrc;\n if (rawSrc \u0026\u0026 rawSrc.indexOf('.gif') === -1) {\n thumbSrc = rawSrc.replace(\/\u0026width=\\d+\/, '\u0026width=160');\n }\n var btn = document.createElement('button');\n btn.type = 'button';\n btn.className = 'ezn-gallery__thumb';\n btn.setAttribute('role', 'tab');\n btn.setAttribute('aria-label', '画像' + (i + 1) + 'へ移動');\n btn.setAttribute('aria-current', i === 0 ? 'true' : 'false');\n btn.setAttribute('data-index', i);\n btn.innerHTML = '\u003cimg src=\\\"' + thumbSrc + '\\\" alt=\\\"\\\" loading=\\\"lazy\\\" width=\\\"160\\\" height=\\\"160\\\"\u003e';\n thumbsEl.appendChild(btn);\n }\n }\n var thumbs = thumbsEl ? thumbsEl.querySelectorAll('.ezn-gallery__thumb') : [];\n\n function goToSlide(index) {\n if (!track || !slides.length) return;\n index = Math.max(0, Math.min(slides.length - 1, index));\n currentIndex = index;\n track.scrollTo({ left: slides[index].offsetLeft, behavior: 'smooth' });\n updateSliderUI();\n }\n function updateSliderUI() {\n if (counter) counter.textContent = (currentIndex + 1) + ' \/ ' + slides.length;\n thumbs.forEach(function (t, i) { t.setAttribute('aria-current', i === currentIndex ? 'true' : 'false'); });\n if (prevBtn) prevBtn.disabled = currentIndex === 0;\n if (nextBtn) nextBtn.disabled = currentIndex === slides.length - 1;\n if (thumbsEl \u0026\u0026 thumbs[currentIndex]) {\n var t = thumbs[currentIndex];\n var stripRect = thumbsEl.getBoundingClientRect();\n var thumbRect = t.getBoundingClientRect();\n if (thumbRect.left \u003c stripRect.left || thumbRect.right \u003e stripRect.right) {\n thumbsEl.scrollTo({ left: t.offsetLeft - thumbsEl.clientWidth \/ 2 + t.clientWidth \/ 2, behavior: 'smooth' });\n }\n }\n }\n if (prevBtn) prevBtn.addEventListener('click', function () { goToSlide(currentIndex - 1); });\n if (nextBtn) nextBtn.addEventListener('click', function () { goToSlide(currentIndex + 1); });\n thumbs.forEach(function (t) {\n t.addEventListener('click', function () { goToSlide(parseInt(t.getAttribute('data-index'), 10)); });\n });\n if (track) {\n var scrollTimer;\n track.addEventListener('scroll', function () {\n clearTimeout(scrollTimer);\n scrollTimer = setTimeout(function () {\n var idx = Math.round(track.scrollLeft \/ track.clientWidth);\n if (idx !== currentIndex) { currentIndex = idx; updateSliderUI(); }\n }, 80);\n });\n }\n updateSliderUI();\n updateShipDestination();\n\n \/\/ --- Tier selection (PRO \/ MAX) ---\n var tiers = root.querySelectorAll('.ezn-tier');\n var selected = root.querySelector('.ezn-tier[aria-pressed=\\\"true\\\"]') || tiers[0];\n\n function applySelection(tier) {\n if (!tier) return;\n tiers.forEach(function (c) { c.setAttribute('aria-pressed', 'false'); });\n tier.setAttribute('aria-pressed', 'true');\n selected = tier;\n\n var id = tier.getAttribute('data-variant-id');\n var img = tier.getAttribute('data-image');\n var priceCents = parseInt(tier.getAttribute('data-price'), 10);\n var name = tier.getAttribute('data-name') || '';\n\n var modelBadge = root.querySelector('.ezn-gallery__model');\n if (modelBadge) modelBadge.textContent = name;\n var stickyModel = document.getElementById('ck-sticky-model');\n if (stickyModel) stickyModel.textContent = name;\n\n var cartInput = root.querySelector('#ezn-cart-variant');\n if (cartInput) cartInput.value = id;\n var notifyInput = root.querySelector('#ezn-notify-variant');\n if (notifyInput) notifyInput.value = id;\n\n if (img) {\n var idx = findSlideIndexByImage(img);\n if (idx !== -1) goToSlide(idx);\n }\n\n var available = tier.getAttribute('data-available') !== 'false';\n root.setAttribute('data-stock', available ? 'in' : 'out');\n\n if (priceCents) updatePriceDisplays(priceCents);\n }\n\n tiers.forEach(function (c) {\n c.addEventListener('click', function () { applySelection(c); });\n });\n\n updateAllTierPrices();\n applySelection(selected);\n\n \/\/ --- Live Shopify product fetch ---\n var handle = root.getAttribute('data-product-handle');\n fetch('\/products\/' + handle + '.js', { headers: { 'Accept': 'application\/json' } })\n .then(function (r) { return r.ok ? r.json() : null; })\n .then(function (data) {\n if (!data || !data.variants) return;\n tiers.forEach(function (tier) {\n var wantId = tier.getAttribute('data-variant-id');\n var match = data.variants.find(function (v) { return String(v.id) === wantId; });\n if (match) {\n tier.setAttribute('data-price', match.price);\n tier.setAttribute('data-available', match.available ? 'true' : 'false');\n }\n });\n updateAllTierPrices();\n applySelection(selected);\n })\n .catch(function () {});\n\n document.addEventListener('currency:changed', function () {\n if (selected) applySelection(selected);\n updateAllTierPrices();\n updateShipDestination();\n });\n\n \/\/ --- Exercise tabs ---\n var tabWrap = document.getElementById('ck-exercises');\n if (tabWrap) {\n var tabBtns = tabWrap.querySelectorAll('.ck-tab');\n var panels = tabWrap.querySelectorAll('.ck-tabpanel');\n tabBtns.forEach(function (btn) {\n btn.addEventListener('click', function () {\n var idx = btn.getAttribute('data-tab');\n tabBtns.forEach(function (b) { b.setAttribute('aria-selected', b === btn ? 'true' : 'false'); });\n panels.forEach(function (p) { p.classList.toggle('is-active', p.getAttribute('data-panel') === idx); });\n });\n });\n }\n\n \/\/ --- FAQ accordion (single-open, first open by default) ---\n var faqItems = document.querySelectorAll('#ck-faq-list .ck-faq__item');\n faqItems.forEach(function (item) {\n var btn = item.querySelector('.ck-faq__q');\n if (!btn) return;\n btn.addEventListener('click', function () {\n var wasOpen = item.classList.contains('is-open');\n faqItems.forEach(function (other) {\n other.classList.remove('is-open');\n var b = other.querySelector('.ck-faq__q');\n if (b) b.setAttribute('aria-expanded', 'false');\n });\n if (!wasOpen) {\n item.classList.add('is-open');\n btn.setAttribute('aria-expanded', 'true');\n }\n });\n });\n \/\/ Ensure default-open item animates open correctly\n var firstOpen = document.querySelector('#ck-faq-list .ck-faq__item.is-open .ck-faq__a');\n if (firstOpen) firstOpen.style.maxHeight = '1200px';\n\n \/\/ --- Sticky bar: show after buy box scrolls out, hide at final CTA ---\n var sticky = document.getElementById('ck-sticky');\n var buybox = document.getElementById('ezn-buybox');\n var finalSec = document.getElementById('ck-final');\n if (sticky \u0026\u0026 buybox \u0026\u0026 'IntersectionObserver' in window) {\n var buyVisible = true, finalVisible = false;\n function updateSticky() {\n var show = !buyVisible \u0026\u0026 !finalVisible \u0026\u0026 root.getAttribute('data-stock') === 'in';\n sticky.classList.toggle('is-visible', show);\n sticky.setAttribute('aria-hidden', show ? 'false' : 'true');\n }\n new IntersectionObserver(function (entries) {\n buyVisible = entries[0].isIntersecting; updateSticky();\n }, { rootMargin: '0px 0px -60px 0px' }).observe(buybox);\n if (finalSec) {\n new IntersectionObserver(function (entries) {\n finalVisible = entries[0].isIntersecting; updateSticky();\n }).observe(finalSec);\n }\n }\n document.querySelectorAll('[data-scroll-buybox]').forEach(function (btn) {\n btn.addEventListener('click', function () {\n buybox.scrollIntoView({ behavior: 'smooth', block: 'center' });\n });\n });\n\n \/\/ --- Klaviyo back-in-stock ---\n var form = root.querySelector('#ezn-notify-form');\n if (!form) return;\n\n form.addEventListener('submit', function (e) {\n e.preventDefault();\n var emailInput = form.querySelector('input[name=\\\"contact[email]\\\"]');\n var variantInput = form.querySelector('input[name=\\\"variant_id\\\"]');\n var btn = form.querySelector('.ezn-notify__btn');\n var btnLabel = form.querySelector('.ezn-notify__btn-label');\n var email = (emailInput.value || '').trim();\n var variantId = (variantInput.value || '').trim();\n\n if (!email || !variantId) { form.setAttribute('data-state', 'error'); return; }\n\n btn.disabled = true;\n var originalLabel = btnLabel.textContent;\n btnLabel.textContent = '送信中…';\n form.removeAttribute('data-state');\n\n var payload = {\n data: {\n type: 'back-in-stock-subscription',\n attributes: {\n profile: { data: { type: 'profile', attributes: { email: email } } },\n channels: ['EMAIL']\n },\n relationships: {\n variant: { data: { type: 'catalog-variant', id: '$shopify:::$default:::' + variantId } }\n }\n }\n };\n\n fetch('https:\/\/a.klaviyo.com\/client\/back-in-stock-subscriptions\/?company_id=' + KLAVIYO_PUBLIC_KEY, {\n method: 'POST',\n headers: { 'Content-Type': 'application\/json', 'revision': '2024-10-15' },\n body: JSON.stringify(payload)\n })\n .then(function (res) {\n if (res.ok || res.status === 202) {\n form.setAttribute('data-state', 'success');\n } else {\n form.setAttribute('data-state', 'error');\n btn.disabled = false;\n btnLabel.textContent = originalLabel;\n }\n })\n .catch(function () {\n form.setAttribute('data-state', 'error');\n btn.disabled = false;\n btnLabel.textContent = originalLabel;\n });\n });\n})();\n\u003c\/script\u003e \u003c\/div\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \n \"__shgProductInit\": {\n \"uuid\": \"s-2475a043-6475-4fbd-abb8-fbacaf94743a\",\n \"platform\": \"shopify\",\n \"currency\": \"USD\",\n \"productId\": \"8066497052884\",\n \"staticVariant\": false,\n \"hideIfDraft\": false,\n \n \n \n \n \n \n \"productHandle\": \"ez-neck\",\n \"productVariantId\": 46187530485972\n \n },\n \"__shgProductCallback\": {\n \"id\": \"s-2475a043-6475-4fbd-abb8-fbacaf94743a\",\n \"callback\": {\n \"cb\": \"box\",\n \"data\": {\n \"uuid\": \"s-2475a043-6475-4fbd-abb8-fbacaf94743a\"\n }\n }\n }\n }\n \u003c\/script\u003e \u003c\/div\u003e \u003cdiv class=\"shg-c \" id=\"s-5f5e51c6-c758-4dba-b141-ef99f0cc8a2a\"\u003e \u003cdiv class=\"shg-row\" data-col-grid-mode-on=\"\"\u003e \u003cdiv class=\"shg-c-lg-5 shg-c-md-5 shg-c-sm-5 shg-c-xs-12\"\u003e \u003cdiv id=\"s-88da35dc-ace0-4cc1-a39e-2107401b155d-root\"\u003e \u003cdiv class=\"shg-image-margin-container-s-88da35dc-ace0-4cc1-a39e-2107401b155d\" id=\"wrap-s-88da35dc-ace0-4cc1-a39e-2107401b155d\"\u003e \u003cdiv class=\"s-88da35dc-ace0-4cc1-a39e-2107401b155d shg-align-container\"\u003e \u003cdiv class=\"shg-c s-88da35dc-ace0-4cc1-a39e-2107401b155d shogun-image-container shg-align-center\" id=\"s-88da35dc-ace0-4cc1-a39e-2107401b155d\"\u003e \u003cdiv class=\"shg-image-content-wrapper\"\u003e \u003cimg src=\"https:\/\/i.shgcdn.com\/9bfbc038-d74a-4ef4-ac2e-f2633442baa4\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/\" class=\"shogun-image \" decoding=\"async\" loading=\"lazy\"\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \"__shgImageV2Elements\": { \"uuid\": \"s-88da35dc-ace0-4cc1-a39e-2107401b155d\" }\n }\n \u003c\/script\u003e \u003c\/div\u003e \u003cdiv class=\"shg-c-lg-7 shg-c-md-7 shg-c-sm-7 shg-c-xs-12\"\u003e\n\u003cdiv id=\"s-f8c733a6-dd8b-4b3c-99b8-64f0366c3d4b\" class=\"shg-c shg-align-center\"\u003e \u003cdiv class=\"shogun-heading-component\"\u003e \u003ch2\u003e 取り外し可能なスリーブとパッド \u003c\/h2\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv id=\"s-8a8a5fb7-5ce5-416c-9779-5e33a7f69bfc\" class=\"shg-c shg-align-center\"\u003e \u003cdiv class=\"shogun-heading-component\"\u003e \u003ch3\u003e 頑丈な構造でありながら、EZ-NECKは驚くほどコンパクトで持ち運びに便利です。 \u003cbr\u003e\u003cbr\u003e取り外し可能なスリーブとパッドを備えているため、収納や持ち運びが簡単で、ジムに持参するのにも便利です。\u003cbr\u003e \u003c\/h3\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv id=\"s-64c65c07-a29c-4291-be1e-a33aececd14a\" class=\"shg-c shg-product rca-product-view \" data-is-product-box=\"true\"\u003e \u003cdiv id=\"s-8c40d1d7-6d4c-4c9f-81c6-7e5a68b4fe9d\" class=\"shg-c shg-product rca-product-view \" data-is-product-box=\"true\"\u003e \u003cform action=\"\/cart\/add\" method=\"post\" id=\"s-994baddc-be61-418a-a1f8-51f97fd1bc1d-atc-btn-wrapper\" class=\"shg-product-atc-btn-wrapper rca-add-to-cart-submit shg-align-center\"\u003e \u003ca id=\"s-994baddc-be61-418a-a1f8-51f97fd1bc1d\" class=\"shg-btn shg-cse rca-add-to-cart-submit \"\u003e\u003c\/a\u003e \u003c\/form\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \"__shgProductCallback\": {\n \"id\": \"s-8c40d1d7-6d4c-4c9f-81c6-7e5a68b4fe9d\",\n \"callback\": {\n \"cb\": \"addToCart\",\n \"data\": {\n \"uuid\": \"s-994baddc-be61-418a-a1f8-51f97fd1bc1d\",\n \"siteId\": \"d921f9ba-aa7a-4156-9e44-53aad23b56fb\",\n \"pageId\": \"6571df6acf811200da2c482a\",\n \"pageVersionId\": \"6aa1a78fab1bdacab4bb4523\",\n \"parentGroupUuid\": \"s-8c40d1d7-6d4c-4c9f-81c6-7e5a68b4fe9d\",\n \"action\": \"\/cart\/add\",\n \"behavior\": \"go\",\n \"buttonText\": \"EZ-NECK MAXをカートに追加\",\n \"successText\": \"カートに追加しました\",\n \"soldOutText\": \"売り切れ\",\n \"unavailableText\": \"利用できません\"\n }\n }\n }\n }\n \u003c\/script\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \n \"__shgProductInit\": {\n \"uuid\": \"s-8c40d1d7-6d4c-4c9f-81c6-7e5a68b4fe9d\",\n \"platform\": \"shopify\",\n \"currency\": \"USD\",\n \"productId\": \"8066497052884\",\n \"staticVariant\": false,\n \"hideIfDraft\": false,\n \n \n \n \n \n \"productHandle\": \"ez-neck\",\n \"productVariantId\": 46187530485972\n \n },\n \"__shgProductCallback\": {\n \"id\": \"s-8c40d1d7-6d4c-4c9f-81c6-7e5a68b4fe9d\",\n \"callback\": {\n \"cb\": \"box\",\n \"data\": {\n \"uuid\": \"s-8c40d1d7-6d4c-4c9f-81c6-7e5a68b4fe9d\"\n }\n }\n }\n }\n \u003c\/script\u003e \u003c\/div\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \n \"__shgProductInit\": {\n \"uuid\": \"s-64c65c07-a29c-4291-be1e-a33aececd14a\",\n \"platform\": \"shopify\",\n \"currency\": \"USD\",\n \"productId\": \"8066497052884\",\n \"staticVariant\": false,\n \"hideIfDraft\": false,\n \n \n \n \n \n \n \"productHandle\": \"ez-neck\",\n \"productVariantId\": 44165348917460\n \n },\n \"__shgProductCallback\": {\n \"id\": \"s-64c65c07-a29c-4291-be1e-a33aececd14a\",\n \"callback\": {\n \"cb\": \"box\",\n \"data\": {\n \"uuid\": \"s-64c65c07-a29c-4291-be1e-a33aececd14a\"\n }\n }\n }\n }\n \u003c\/script\u003e \u003c\/div\u003e \u003cdiv id=\"s-958a7efb-b267-4d4f-af0c-ee9f642ffdde-root\"\u003e \u003cdiv class=\"shg-image-margin-container-s-958a7efb-b267-4d4f-af0c-ee9f642ffdde\" id=\"wrap-s-958a7efb-b267-4d4f-af0c-ee9f642ffdde\"\u003e \u003cdiv class=\"s-958a7efb-b267-4d4f-af0c-ee9f642ffdde shg-align-container\"\u003e \u003cdiv class=\"shg-c s-958a7efb-b267-4d4f-af0c-ee9f642ffdde shogun-image-container shg-align-center\" id=\"s-958a7efb-b267-4d4f-af0c-ee9f642ffdde\"\u003e \u003cdiv class=\"shg-image-content-wrapper\"\u003e \u003cimg srcset=\"https:\/\/i.shgcdn.com\/c96d4665-8fd4-46a6-bbfa-92203a9bf611\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/-\/resize\/180x\/ 180w,https:\/\/i.shgcdn.com\/c96d4665-8fd4-46a6-bbfa-92203a9bf611\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/-\/resize\/360x\/ 360w,https:\/\/i.shgcdn.com\/c96d4665-8fd4-46a6-bbfa-92203a9bf611\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/-\/resize\/720x\/ 720w\" sizes=\"100vw\" src=\"https:\/\/i.shgcdn.com\/c96d4665-8fd4-46a6-bbfa-92203a9bf611\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/\" class=\"shogun-image \" decoding=\"async\" loading=\"lazy\"\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \"__shgImageV2Elements\": { \"uuid\": \"s-958a7efb-b267-4d4f-af0c-ee9f642ffdde\" }\n }\n \u003c\/script\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"shg-c \" id=\"s-a3e21c66-958d-4610-a98d-513e0b9d1be9\"\u003e \u003cdiv class=\"shg-row\" data-col-grid-mode-on=\"\"\u003e \u003cdiv class=\"shg-c-lg-7 shg-c-md-7 shg-c-sm-7 shg-c-xs-12\"\u003e\n\u003cdiv id=\"s-34c5300e-7dee-41d0-ad49-5f34a1d3c834\" class=\"shg-c shg-align-center\"\u003e \u003cdiv class=\"shogun-heading-component\"\u003e \u003ch2\u003e 滑りにくいグリップハンドル \u003c\/h2\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv id=\"s-041275ac-1509-49b1-bc66-73771bc0d76f\" class=\"shg-c shg-align-center\"\u003e \u003cdiv class=\"shogun-heading-component\"\u003e \u003ch3\u003e エクササイズ中の安定性とコントロール性を高めるため、EZ-NECKには人間工学に基づいて設計されたハンドルが付属しています。 \u003cbr\u003e\u003cbr\u003eこのハンドルはしっかりと握れるため、トレーニング中も正しいフォームとアライメントを維持できます。 \u003c\/h3\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv id=\"s-e78c3cdd-09f5-49c7-927a-6db68b703250\" class=\"shg-c shg-product rca-product-view \" data-is-product-box=\"true\"\u003e \u003cform action=\"\/cart\/add\" method=\"post\" id=\"s-4de4cc63-2a88-48da-91f4-2894ff649e8f-atc-btn-wrapper\" class=\"shg-product-atc-btn-wrapper rca-add-to-cart-submit shg-align-center\"\u003e \u003ca id=\"s-4de4cc63-2a88-48da-91f4-2894ff649e8f\" class=\"shg-btn shg-cse rca-add-to-cart-submit \"\u003e\u003c\/a\u003e \u003c\/form\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \"__shgProductCallback\": {\n \"id\": \"s-e78c3cdd-09f5-49c7-927a-6db68b703250\",\n \"callback\": {\n \"cb\": \"addToCart\",\n \"data\": {\n \"uuid\": \"s-4de4cc63-2a88-48da-91f4-2894ff649e8f\",\n \"siteId\": \"d921f9ba-aa7a-4156-9e44-53aad23b56fb\",\n \"pageId\": \"6571df6acf811200da2c482a\",\n \"pageVersionId\": \"6aa1a78fab1bdacab4bb4523\",\n \"parentGroupUuid\": \"s-e78c3cdd-09f5-49c7-927a-6db68b703250\",\n \"action\": \"\/cart\/add\",\n \"behavior\": \"go\",\n \"buttonText\": \"EZ-NECK PROをカートに追加\",\n \"successText\": \"カートに追加しました\",\n \"soldOutText\": \"売り切れ\",\n \"unavailableText\": \"利用できません\"\n }\n }\n }\n }\n \u003c\/script\u003e \u003cdiv id=\"s-d49a4f77-e543-4b49-9fde-d0bba1034f13-root\"\u003e \u003cdiv class=\"shg-image-margin-container-s-d49a4f77-e543-4b49-9fde-d0bba1034f13\" id=\"wrap-s-d49a4f77-e543-4b49-9fde-d0bba1034f13\"\u003e \u003cdiv class=\"s-d49a4f77-e543-4b49-9fde-d0bba1034f13 shg-align-container\"\u003e \u003cdiv class=\"shg-c s-d49a4f77-e543-4b49-9fde-d0bba1034f13 shogun-image-container shg-align-center\" id=\"s-d49a4f77-e543-4b49-9fde-d0bba1034f13\"\u003e \u003cdiv class=\"shg-image-content-wrapper\"\u003e \u003cimg srcset=\"https:\/\/i.shgcdn.com\/c96d4665-8fd4-46a6-bbfa-92203a9bf611\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/-\/resize\/180x\/ 180w,https:\/\/i.shgcdn.com\/c96d4665-8fd4-46a6-bbfa-92203a9bf611\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/-\/resize\/360x\/ 360w,https:\/\/i.shgcdn.com\/c96d4665-8fd4-46a6-bbfa-92203a9bf611\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/-\/resize\/720x\/ 720w\" sizes=\"100vw\" src=\"https:\/\/i.shgcdn.com\/c96d4665-8fd4-46a6-bbfa-92203a9bf611\/-\/format\/auto\/-\/preview\/3000x3000\/-\/quality\/lighter\/\" class=\"shogun-image \" decoding=\"async\" loading=\"lazy\"\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \"__shgImageV2Elements\": { \"uuid\": \"s-d49a4f77-e543-4b49-9fde-d0bba1034f13\" }\n }\n \u003c\/script\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \n \"__shgProductInit\": {\n \"uuid\": \"s-e78c3cdd-09f5-49c7-927a-6db68b703250\",\n \"platform\": \"shopify\",\n \"currency\": \"USD\",\n \"productId\": \"8066497052884\",\n \"staticVariant\": false,\n \"hideIfDraft\": false,\n \n \n \n \n \n \n \"productHandle\": \"ez-neck\",\n \"productVariantId\": 46187530453204\n \n },\n \"__shgProductCallback\": {\n \"id\": \"s-e78c3cdd-09f5-49c7-927a-6db68b703250\",\n \"callback\": {\n \"cb\": \"box\",\n \"data\": {\n \"uuid\": \"s-e78c3cdd-09f5-49c7-927a-6db68b703250\"\n }\n }\n }\n }\n \u003c\/script\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"shg-c-lg-5 shg-c-md-5 shg-c-sm-5 shg-c-xs-12\"\u003e\n\u003cdiv id=\"s-be076761-aec5-42c6-b8f1-56946fcce3a2\" class=\"shg-c shg-align-left\"\u003e \u003cstyle\u003e\n .hotspot-container {\n position: relative;\n width: 100%;\n max-width: 1000px;\n margin: auto;\n -webkit-touch-callout: none; \/* iOSで長押しメニューを無効化 *\/\n -webkit-user-select: none;\n user-select: none;\n }\n\n .hotspot-container img {\n width: 100%;\n height: auto;\n display: block;\n pointer-events: none; \n }\n\n .hotspot {\n position: absolute;\n width: 28px;\n height: 28px;\n background-color: #888; \/* グレー *\/\n border-radius: 50%;\n color: white;\n font-weight: bold;\n font-size: 18px;\n line-height: 28px;\n text-align: center;\n cursor: pointer;\n transform: translate(-50%, -50%);\n z-index: 2;\n transition: background-color 0.3s;\n }\n\n .hotspot:hover {\n background-color: #666;\n }\n\n .hotspot-tooltip {\n position: absolute;\n background-color: white;\n padding: 10px 14px;\n border-radius: 6px;\n box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);\n font-size: 14px;\n max-width: 220px;\n display: none;\n z-index: 3;\n transform: translate(-50%, -140%);\n text-align: left;\n }\n \/*.hotspot.active + .hotspot-tooltip {*\/\n \/* display: block;*\/\n \/*}*\/\n \n .hotspot:hover + .hotspot-tooltip,\n .hotspot:focus + .hotspot-tooltip {\n display: block;\n }\n\n \/* 小さい画面向けのレスポンシブ調整 *\/\n @media (max-width: 600px) {\n .hotspot {\n width: 24px;\n height: 24px;\n font-size: 16px;\n line-height: 24px;\n }\n\n .hotspot-tooltip {\n font-size: 13px;\n padding: 8px 12px;\n max-width: 180px;\n }\n }\n\u003c\/style\u003e \u003cdiv class=\"hotspot-container\"\u003e \u003cimg src=\"https:\/\/kensuifitness.com\/cdn\/shop\/files\/ez-neck-max-front_2048x.jpg?v=1747197260\" alt=\"ホットスポット画像\" width=\"1000\" height=\"1000\"\u003e \u003cdiv class=\"hotspot\" style=\"top: 50%; left: 30%;\"\u003e+\u003c\/div\u003e \u003cdiv class=\"hotspot-tooltip\" style=\"top: 50%; left: 30%;\"\u003e\n\u003cb\u003e航空機グレードのアルミニウム\u003c\/b\u003e：快適性を高めるパッド。\u003c\/div\u003e \u003cdiv class=\"hotspot\" style=\"top: 40%; left: 50%;\"\u003e+\u003c\/div\u003e \u003cdiv class=\"hotspot-tooltip\" style=\"top: 40%; left: 50%;\"\u003e\n\u003cb\u003e取り外し可能なスリーブ\u003c\/b\u003e：モジュール性と携帯性を実現。\u003c\/div\u003e \u003cdiv class=\"hotspot\" style=\"top: 58%; left: 72%;\"\u003e+\u003c\/div\u003e \u003cdiv class=\"hotspot-tooltip\" style=\"top: 58%; left: 72%;\"\u003e\n\u003cb\u003e高密度フォーム\u003c\/b\u003e：快適性を高めるパッド。\u003c\/div\u003e \u003cdiv class=\"hotspot\" style=\"top: 80%; left: 20%;\"\u003e+\u003c\/div\u003e \u003cdiv class=\"hotspot-tooltip\" style=\"top: 80%; left: 20%;\"\u003e\n\u003cb\u003eローレット加工ハンドル\u003c\/b\u003e：最適なグリップのため。\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"shg-box-vertical-align-wrapper\"\u003e \u003cdiv class=\"shg-box shg-c \" id=\"s-c062758f-557d-41ce-92dc-23c3ac3e0fa1\"\u003e \u003cdiv class=\"shg-box-overlay\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"shg-box-content\"\u003e \u003cdiv id=\"s-f57a8fc1-db8d-4fca-b9d2-26ba2dd3ee73\" class=\"shg-c shg-align-center\"\u003e \u003cdiv class=\"shogun-heading-component\"\u003e \u003ch1\u003e \u003ci\u003e「首は、絶対に鍛えるべき部位の一つだと思います。」\u003cbr\u003e\u003c\/i\u003e\u003cbr\u003e— Joe Rogan（エピソード1492）\u003c\/h1\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv id=\"s-d0a0ecde-cd18-4665-af44-df526d561678\" class=\"shg-c \"\u003e \u003cdiv class=\"shg-rich-text shg-theme-text-content\"\u003e\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 12px; color: rgb(255, 255, 255);\"\u003e※この引用は一般的な首のトレーニングについて述べたものであり、当社製品への推薦を意味するものではありません。\u003c\/span\u003e\u003c\/p\u003e\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv id=\"s-04e496a3-39d1-4b34-a978-296a0be47f98-root\"\u003e \u003cdiv class=\"shg-image-margin-container-s-04e496a3-39d1-4b34-a978-296a0be47f98\" id=\"wrap-s-04e496a3-39d1-4b34-a978-296a0be47f98\"\u003e \u003cdiv class=\"s-04e496a3-39d1-4b34-a978-296a0be47f98 shg-align-container\"\u003e \u003cdiv class=\"shg-c s-04e496a3-39d1-4b34-a978-296a0be47f98 shogun-image-container shg-align-center\" id=\"s-04e496a3-39d1-4b34-a978-296a0be47f98\"\u003e \u003cdiv class=\"shg-inner-inline-image\"\u003e \u003cdiv class=\"shg-image-overflow\"\u003e \u003cimg srcset=\"https:\/\/i.shgcdn.com\/9449c684-0fdc-4ac4-98b9-b31dbe00b32c\/-\/format\/auto\/-\/quality\/normal\/-\/resize\/180x\/ 180w,https:\/\/i.shgcdn.com\/9449c684-0fdc-4ac4-98b9-b31dbe00b32c\/-\/format\/auto\/-\/quality\/normal\/-\/resize\/360x\/ 360w,https:\/\/i.shgcdn.com\/9449c684-0fdc-4ac4-98b9-b31dbe00b32c\/-\/format\/auto\/-\/quality\/normal\/-\/resize\/720x\/ 720w,https:\/\/i.shgcdn.com\/9449c684-0fdc-4ac4-98b9-b31dbe00b32c\/-\/format\/auto\/-\/quality\/normal\/-\/resize\/900x\/ 900w,https:\/\/i.shgcdn.com\/9449c684-0fdc-4ac4-98b9-b31dbe00b32c\/-\/format\/auto\/-\/quality\/normal\/-\/resize\/1080x\/ 1080w\" sizes=\"100vw\" src=\"https:\/\/i.shgcdn.com\/9449c684-0fdc-4ac4-98b9-b31dbe00b32c\/-\/format\/auto\/-\/quality\/normal\/\" alt=\"さまざまな文化における古代の首のトレーニング習慣のイラスト\" class=\"shogun-image \" decoding=\"async\" loading=\"lazy\" draggable=\"false\"\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"shg-imageV3-content shogun-image-content-v3 shogun-image-content-not-linked\"\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cscript class=\"__SHG_DATA__\" type=\"application\/json\"\u003e\n {\n \"__shgImageV3Elements\": { \"uuid\": \"s-04e496a3-39d1-4b34-a978-296a0be47f98\" }\n }\n \u003c\/script\u003e \u003c\/div\u003e","brand":"Kensui","offers":[{"title":"プロ","offer_id":46187530453204,"sku":"rek-ez-neck-pro","price":49.0,"currency_code":"USD","in_stock":false},{"title":"最大","offer_id":46187530485972,"sku":"rek-ez-neck-max","price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/1249\/9792\/files\/max_88e6e0e7-3d33-427b-bc36-30c712203627.jpg?v=1764502136","url":"https:\/\/kensui.com\/ja\/products\/ez-neck","provider":"Kensui","version":"1.0","type":"link"}