{"product_id":"hatsukokoro-satoshi-nakagawa-morihiro-blue-1-damascus-gyuto-240mm-with-one-of-one-prisma-handle","title":"Hatsukokoro Satoshi Nakagawa × Morihiro Blue #1 Damascus Gyuto 240mm with One-of-One Prisma Handle","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Hatsukokoro Satoshi Nakagawa × Morihiro Blue #1 Damascus Gyuto 240mm brings together two highly respected Sakai craftsmen: master blacksmith Satoshi Nakagawa and the sharpening expertise of Morihiro Hamono. Its Aogami #1 carbon-steel core is wrapped in reactive iron Damascus cladding, combining a crisp, keen edge with flowing layered character across the blade.\u003c\/p\u003e\n\u003cp\u003eThis is the standard-profile 240mm gyuto rather than the separate tall model. The versatile gyuto shape is suited to vegetables, proteins, herbs, and general prep, while the longer nominal 240mm format provides additional board coverage and slicing length.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOne-of-one exact-photo knife:\u003c\/strong\u003e This knife is fitted with the individual Prisma custom wa handle shown in every product photograph. Natural and handmade visual details are unique. The buyer receives the exact knife pictured, and only one is available.\u003c\/p\u003e\n\u003ch2\u003ePerformance and Craftsmanship\u003c\/h2\u003e\n\u003cp\u003eBlue #1 is valued for its fine grain, strong edge retention, and precise sharpening response. Nakagawa’s heat treatment is paired with Morihiro’s refined double-bevel geometry for confident food release, controlled cuts, and a smooth feel through ingredients. The Damascus cladding is intentionally subtle and reveals additional depth as the viewing angle and light change.\u003c\/p\u003e\n\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Who made this Nakagawa Blue #1 Damascus gyuto?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Satoshi Nakagawa forged the blade in Sakai, Japan, and Morihiro Hamono performed the sharpening and grinding.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this the tall 240mm model?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. This listing is for the standard-profile Nakagawa Blue #1 Damascus 240mm gyuto shown in the photographs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is Blue #1 Damascus stainless?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. Both the Blue #1 core and iron Damascus cladding are reactive. A natural patina will develop with use; wash by hand and dry the knife immediately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is the photographed handle the one I will receive?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. This is a one-of-one Prisma-handled knife, and the exact photographed knife ships to the buyer.\u003c\/p\u003e\n\u003ch2\u003eCare and Maintenance\u003c\/h2\u003e\n\u003cp\u003eNever place this knife in a dishwasher or leave it wet. Avoid bones, frozen food, and twisting cuts. For longer storage, protect the reactive blade with a light coat of \u003ca href=\"https:\/\/tokushuknife.com\/products\/100-pure-tsubaki-japanese-knife-maintenance-camellia-oil-3-4-oz\"\u003etsubaki oil\u003c\/a\u003e. Maintain the edge between sharpenings with a \u003ca href=\"https:\/\/tokushuknife.com\/products\/leather-strop-tokushu-knife-premium-xl-buffalo-strop\"\u003eTokushu leather strop\u003c\/a\u003e, or use our \u003ca href=\"https:\/\/tokushuknife.com\/products\/knife-sharpening-service\"\u003eprofessional sharpening service\u003c\/a\u003e. A knife-friendly surface such as a \u003ca href=\"https:\/\/tokushuknife.com\/collections\/hasegawa-cutting-board\"\u003eHasegawa Pro cutting board\u003c\/a\u003e will help protect the fine edge.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Hatsukokoro\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlacksmith:\u003c\/strong\u003e Satoshi Nakagawa\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSharpener:\u003c\/strong\u003e Morihiro Hamono\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Sakai, Japan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnife Type:\u003c\/strong\u003e Gyuto\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Blade Size:\u003c\/strong\u003e 240mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfile:\u003c\/strong\u003e Standard-profile gyuto; not the tall model\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCore Steel:\u003c\/strong\u003e Aogami (Blue) #1 carbon steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCladding:\u003c\/strong\u003e Reactive iron Damascus\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Hammer-forged san mai\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e Approximately 63–64 HRC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEdge:\u003c\/strong\u003e Double bevel, approximately 50\/50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandle:\u003c\/strong\u003e One-of-one Prisma custom wa handle shown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e One exact-photo knife\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare:\u003c\/strong\u003e Fully reactive; hand wash and dry immediately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eBecause this is a handmade knife with a custom handle, dimensions and weight can vary. Unverified individual measurements are intentionally not stated.\u003c\/em\u003e\u003c\/p\u003e","brand":"Hatsukokoro","offers":[{"title":"One-of-One Prisma Handle","offer_id":54462917837024,"sku":"HAT-NAKA-MORI-B1-DAM-GY240-PRISMA-OOAK","price":649.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/6720\/0736\/files\/satoshi-nakagawa-morihiro-blue-1-damascus-gyuto-240mm-prisma-handle-angled-b.jpg?v=1787761536","url":"https:\/\/tokushuknife.com\/products\/hatsukokoro-satoshi-nakagawa-morihiro-blue-1-damascus-gyuto-240mm-with-one-of-one-prisma-handle","provider":"Tokushu Knife","version":"1.0","type":"link"}