{"title":"Kurouchi","description":"\u003cp\u003eShop our selection of kurouchi finish Japanese knives. The kurouchi (black-forged) finish is the dark oxide layer left on the blade after forging, giving each knife a rustic, traditional appearance.\u003c\/p\u003e","products":[{"product_id":"tosa-sujihiki-white-1-steel-240mm-kurouchi-finish","title":"Tosa Sujihiki – White #1 Steel – 240mm – Kurouchi Finish","description":"\u003cul\u003e\n\u003cli data-end=\"432\" data-start=\"158\"\u003ethis 240mm Sujihiki, forged from ultra-pure \u003cstrong data-end=\"282\" data-start=\"249\"\u003eWhite #1 (Shirogami #1) steel\u003c\/strong\u003e. Known for its incredible sharpness and ease of honing, White #1 delivers the crisp, laser-like performance that Japanese carbon steel is famous for.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"684\" data-start=\"434\"\u003eThis sujihiki features a kurouchi (blacksmith) finish, giving it a rustic, handcrafted character while offering extra protection against corrosion.\u003c\/p\u003e\n\u003cp data-end=\"1139\" data-start=\"686\"\u003e\u003cstrong data-end=\"703\" data-start=\"686\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBlade Steel: White #1 (Shirogami #1) high-carbon steel — takes an extremely fine, razor-sharp edge\u003c\/li\u003e\n\u003cli\u003eBlade Length: 240mm \u003cbr data-end=\"894\" data-start=\"891\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eFinish: Traditional kurouchi finish for a rustic aesthetic and added protection•\u003c\/li\u003e\n\u003cli\u003eCraftsmanship: Hand-forged in Tosa, Japan\u003c\/li\u003e\n\u003cli\u003eWeight: 5.9oz (167g)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Tsuru Knives","offers":[{"title":"Default Title","offer_id":51580066005291,"sku":null,"price":85.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7480\/7339\/files\/tosawhite1sujihiki.jpg?v=1764722547"},{"product_id":"tosa-aogami-super-sujihiki-240mm-kurouchi-finish","title":"Tosa Aogami Super Sujihiki – 240mm – Kurouchi Finish","description":"\u003cp\u003eCrafted in Tosa, Japan, this 240mm Aogami Super Sujihiki delivers elite slicing performance with the rugged beauty of a traditional kurouchi finish. Forged from \u003cstrong data-end=\"331\" data-start=\"296\"\u003eAogami Super (Blue Super) steel\u003c\/strong\u003e, one of Japan’s highest-grade carbon steels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"673\" data-start=\"656\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"694\" data-start=\"678\"\u003eBlade Steel:\u003c\/strong\u003e Aogami Super (Blue Super) carbon steel — renowned for extreme sharpness and long-lasting edges\u003cbr data-end=\"792\" data-start=\"789\"\u003e\u003cstrong data-end=\"811\" data-start=\"794\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"811\" data-start=\"794\"\u003eBlade Length:\u003c\/strong\u003e 240mm \u003cbr data-end=\"887\" data-start=\"884\"\u003e\u003cstrong data-end=\"900\" data-start=\"889\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"900\" data-start=\"889\"\u003eFinish:\u003c\/strong\u003e Traditional kurouchi finish for a rustic, hand-forged aesthetic and added surface protection\u003cbr data-end=\"1086\" data-start=\"1083\"\u003e\u003cstrong data-end=\"1106\" data-start=\"1088\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"1106\" data-start=\"1088\"\u003eCraftsmanship:\u003c\/strong\u003e Hand-forged in Kochi, Japan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.5oz (157g)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Tsuru Knives","offers":[{"title":"Default Title","offer_id":51580078686507,"sku":null,"price":160.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7480\/7339\/files\/tosaaogamisupersujihiki.jpg?v=1764723235"},{"product_id":"kaneyoshi-aogami-2-kurouchi-santoku-165mm","title":"Kaneyoshi Aogami #2 Kurouchi Santoku 165mm","description":"\u003cp\u003eThis Kaneyoshi Aogami #2 Kurouchi Santoku is a workhorse built for everyday prep. Forged from Aogami #2 (Blue #2) steel, it delivers exceptional edge retention and sharpness. The kurouchi finish adds a rustic look while providing extra protection against corrosion.\u003c\/p\u003e\n\u003cp\u003eFeatures\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSteel: Aogami #2 high-carbon steel for razor performance\u003c\/li\u003e\n\u003cli\u003eFinish: Kurouchi forge finish for rustic style \u0026amp; added protection\u003c\/li\u003e\n\u003cli\u003eProfile: Santoku — ideal for slicing, chopping, and mincing\u003c\/li\u003e\n\u003cli\u003eFeel: Lightweight, nimble, and balanced in hand\u003c\/li\u003e\n\u003cli\u003eWeight: 4.4oz (126g)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Japan\u003c\/p\u003e\n\u003cp\u003eThis knifes handle is oval and is a little bigger than traditional handles. Great comfortable grip for people with bigger hands.\u003c\/p\u003e","brand":"Tsuru Knives","offers":[{"title":"Default Title","offer_id":51609862799659,"sku":null,"price":100.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7480\/7339\/files\/20251211_164839_4247549e-4443-4fba-9a9c-f9fa6c8c8bd7.jpg?v=1765509779"},{"product_id":"sakai-takayuki-kurouchi-gyuto-240mm-aogami-2-steel","title":"Sakai Takayuki Kurouchi Gyuto 240mm – Aogami #2 Steel","description":"\u003cp data-end=\"365\" data-start=\"101\"\u003eThe Sakai Takayuki Kurouchi Gyuto 240mm is a traditional Japanese chef’s knife built for serious performance. Crafted by \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eSakai Takayuki\u003c\/span\u003e\u003c\/span\u003e, it features Aogami (Blue) #2 carbon steel, known for excellent sharpness and edge retention.\u003c\/p\u003e\n\u003cp data-end=\"657\" data-start=\"367\"\u003eThe rustic kurouchi finish reduces food sticking and highlights the blade’s hand-forged character, while the 240mm length offers versatility and control for vegetables, proteins, and larger prep tasks. With use, the carbon steel develops a natural patina that adds protection and character.\u003c\/p\u003e\n\u003cp\u003eSpecifications\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"1151\" data-start=\"1128\"\u003e\n\u003cp data-end=\"1151\" data-start=\"1130\"\u003eBlade length: 240mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1151\" data-start=\"1128\"\u003eWeight: 7oz\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1192\" data-start=\"1152\"\u003e\n\u003cp data-end=\"1192\" data-start=\"1154\"\u003eSteel: Aogami (Blue) #2 carbon steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1233\" data-start=\"1193\"\u003e\n\u003cp data-end=\"1233\" data-start=\"1195\"\u003eFinish: Kurouchi (blacksmith finish)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1276\" data-start=\"1234\"\u003e\n\u003cp data-end=\"1276\" data-start=\"1236\"\u003eProfile: Gyuto (Japanese chef’s knife)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1321\" data-start=\"1277\"\u003e\n\u003cp data-end=\"1321\" data-start=\"1279\"\u003eExceptional sharpness and edge retention\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1359\" data-start=\"1322\"\u003e\n\u003cp data-end=\"1359\" data-start=\"1324\"\u003eDevelops a unique patina with use\u003cbr\u003e\u003cbr\u003e\u003cstrong data-end=\"799\" data-start=\"785\"\u003eCare Note:\u003c\/strong\u003e As a carbon steel knife, wipe and dry the blade immediately after use and apply a light coat of oil for long-term storage to prevent rust.\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Tsuru Knives","offers":[{"title":"Default Title","offer_id":52191526748459,"sku":null,"price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7480\/7339\/files\/20260130_115704.jpg?v=1769813415"},{"product_id":"sakai-takayuki-kurouchi-santoku-170mm-aogami-2","title":"Sakai Takayuki Kurouchi Santoku 170mm – Aogami #2","description":"\u003cp data-end=\"664\" data-start=\"55\"\u003eA practical santoku from \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eSakai Takayuki\u003c\/span\u003e\u003c\/span\u003e built for daily use. The kurouchi (blacksmith) finish gives the blade a rugged, traditional look while helping reduce drag through dense ingredients. At the core is Aogami #2 carbon steel—known for its excellent edge retention and crisp, aggressive bite—making this knife especially effective for vegetables and proteins alike. The 170mm length offers a bit more reach than a standard santoku while maintaining control and versatility on the board. Balanced, dependable, and easy to maintain for anyone comfortable with carbon steel.\u003c\/p\u003e\n\u003cp data-end=\"684\" data-start=\"666\"\u003e\u003cstrong data-end=\"684\" data-start=\"666\"\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"910\" data-start=\"685\"\u003e\n\u003cli data-end=\"708\" data-start=\"685\"\u003eBlade Length: 170mm\u003c\/li\u003e\n\u003cli data-end=\"752\" data-start=\"709\"\u003eSteel: Aogami #2 (Blue #2 Carbon Steel)\u003c\/li\u003e\n\u003cli data-end=\"776\" data-start=\"753\"\u003eCladding: Iron clad\u003c\/li\u003e\n\u003cli data-end=\"819\" data-start=\"777\"\u003eFinish: Kurouchi (black forged finish)\u003c\/li\u003e\n\u003cli data-end=\"842\" data-start=\"820\"\u003eEdge: Double bevel\u003c\/li\u003e\n\u003cli data-end=\"885\" data-start=\"843\"\u003eHandle: Traditional Japanese wa handle\u003c\/li\u003e\n\u003cli data-end=\"910\" data-start=\"886\"\u003eHardness: ~62–63 HRC\u003c\/li\u003e\n\u003cli data-end=\"910\" data-start=\"886\"\u003eWeight: 4.6 oz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"921\" data-start=\"912\"\u003e\u003cstrong data-end=\"921\" data-start=\"912\"\u003eNotes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1083\" data-start=\"922\"\u003e\n\u003cli data-end=\"992\" data-start=\"922\"\u003eReactive core and cladding — will patina and can rust if neglected\u003c\/li\u003e\n\u003cli data-end=\"1036\" data-start=\"993\"\u003eHand wash and dry immediately after use\u003c\/li\u003e\n\u003cli data-is-last-node=\"\" data-end=\"1083\" data-start=\"1037\"\u003eAvoid bones, frozen foods, and twisting cuts\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Tsuru Knives","offers":[{"title":"Default Title","offer_id":53378066153771,"sku":null,"price":170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7480\/7339\/files\/20260505_122605.jpg?v=1778020216"}],"url":"https:\/\/tsuruknives.com\/collections\/kurouchi.oembed","provider":"Tsuru Knives","version":"1.0","type":"link"}