{"title":"Seisakusho (直人作）","description":"Double bevel knives by Naohito Myojin, with SG2\/CoSP steel core","products":[{"product_id":"myojin-riki-cobalt-special-steel-gyuto-210mm-ebony-handle","title":"Myojin Riki Cobalt Special Steel Gyuto 210mm Ebony Handle","description":"\u003cp\u003eThe Myojin Riki Cobalt Special Gyuto 210mm is a stainless clad chef's knife best fit for first-timers and professional chefs seeking high edge retention in an easy-care format. Crafted in Tosa by Naohito Myojin, this double bevel blade features COSP steel from Takefu Special Steel with a hardness of HRC 60-61. The san-mai stainless clad construction provides corrosion resistance while maintaining the thin geometry behind the edge that characterises this line. An ukiba surface finish distinguishes the blade aesthetically.\u003c\/p\u003e\u003cp\u003eCOSP steel incorporates cobalt to enhance wear resistance and strength, supporting extended sharpness during rigorous use. This specific grind requires more frequent sharpening to maintain optimal performance despite the steel's inherent durability. The octagonal ebony handle offers a tapered geometric profile and weighs 173g total with the blade. Measuring 205mm along the cutting edge with a 47mm heel height, this gyuto suits general purpose tasks including mincing, slicing vegetables, and processing meat. Myojin Riki performs both forging and finishing under one roof, applying exceptional grinding techniques derived from Sakai-trained roots to produce knives valued for their precise geometry and functional balance.\u003c\/p\u003e","brand":"Myojin Riki","offers":[{"title":"Default Title","offer_id":45135240757469,"sku":"MYOJ_COMI_GY210","price":399.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/7227\/0217\/files\/MyojinCOSPMigakiGyuto210mmEbonyHandlea.jpg?v=1715062883"},{"product_id":"myojin-cobalt-special-cosp-santoku-180mm-ebony-handle","title":"Myojin Cobalt Special COSP Santoku 180mm Ebony Handle","description":"\u003cp\u003eThe Myojin Riki Cobalt Special COSP Santoku 180mm is a stainless clad general-purpose knife best fit for first-timers and professional chefs seeking high edge retention in an easy-care format. Crafted in Tosa by Naohito Myojin, this double-bevel blade features COSP steel from Takefu Special Steel with a hardness of 60-62 HRC. The san-mai stainless clad construction provides corrosion resistance while the ukiba surface finish highlights the maker's exceptional grinding. This profile suits slicing, dicing, and mincing tasks with a controllable geometry that measures 47mm tall at the heel and tapers to 0.9mm near the tip.\u003c\/p\u003e\u003cp\u003eCOSP steel incorporates cobalt to enhance wear resistance and strength, maintaining sharpness during rigorous use while remaining straightforward to maintain. The blade is thin behind the edge yet requires more frequent sharpening to sustain optimal performance. Weighing 129g with a 2.1mm spine at the heel, this santoku pairs with an octagonal ebony handle and black buffalo horn ferrule for a traditional wa-style grip. Myojin Riki performs both forging and finishing under one roof, applying techniques rooted in Sakai training to produce knives valued for their precise grind and functional balance in daily kitchen work.\u003c\/p\u003e","brand":"Myojin Riki","offers":[{"title":"Default Title","offer_id":45569884946653,"sku":"MJ-COSP-ST180-EB","price":369.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/7227\/0217\/files\/MyojinCobaltSpecialCOSPSantoku180mmEbony-20240808-02.jpg?v=1723096050"},{"product_id":"myojin-riki-cobalt-special-steel-gyuto-240mm-ebony-handle","title":"Myojin Riki Cobalt Special Steel Gyuto 240mm Ebony Handle","description":"\u003cp\u003eThe Myojin Riki Cobalt Special Steel Gyuto 240mm is a stainless clad chef's knife best fit for first-timers and professional chefs requiring a general-purpose blade with superior edge retention. Crafted in Tosa by Naohito Myojin, this gyuto features a san-mai construction with a Cobalt Special steel core hardened to HRC 60-61. The double bevel profile measures 240mm in length and suits mincing, slicing, and chopping tasks across vegetables and proteins. Takefu Special Steel manufactures the COSP alloy, which incorporates cobalt, carbon, and chromium to enhance wear resistance and strength while maintaining corrosion resistance.\u003c\/p\u003e\u003cp\u003eThis knife features an ukiba surface finish and is thin behind the edge, reflecting Myojin Riki's reputation for exceptional grinding. The octagonal ebony handle provides a tapered grip and pairs with a blade that weighs 163g with a heel height of 51mm. As a stainless clad knife, it is easy to look after and resists rust during service. The COSP steel offers excellent durability but requires more frequent sharpening to maintain optimal performance. Forging and finishing occur under one roof at the Myojin Riki workshop, ensuring consistent geometry and fit throughout production.\u003c\/p\u003e","brand":"Myojin Riki","offers":[{"title":"Default Title","offer_id":45569898119389,"sku":"MYOJ_COMI_GY240EB","price":439.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/7227\/0217\/files\/MyojinRikiCobaltSpecialSteelGyuto240mmEbony-20240808-02.jpg?v=1723096410"},{"product_id":"myojin-riki-seisakusho-sg2-kasumi-nakiri-180mm-ebony-handle","title":"Myojin Riki Seisakusho SG2 Kasumi Nakiri 180mm Ebony Handle","description":"\u003cp\u003eThe Myojin Riki Seisakusho SG2 Kasumi Nakiri 180mm is a double-bevel Japanese vegetable knife featuring SG2 powdered stainless steel and an octagonal ebony handle, best fit for professional chefs and enthusiasts requiring precise vegetable preparation. This nakiri profile features a flat edge designed for straight push cuts through vegetables, ensuring full board contact to produce clean slices without rocking. The blade measures 180mm in length with a 50mm heel height and weighs approximately 184g, providing a specific geometry for processing produce.\u003c\/p\u003e\u003cp\u003eConstructed as san-mai stainless clad, the blade houses an SG2 core hardened to 62-64 HRC for wear resistance and edge retention. Naohito Myojin sharpens and polishes these double-bevel knives in Tosa, applying a kasumi surface finish that reflects the workshop's focus on grinding precision. The octagonal ebony handle offers a tapered geometric grip paired with the thin blade geometry. As a stainless-clad tool, this knife resists corrosion while maintaining the cutting characteristics associated with Myojin Riki's finishing standards.\u003c\/p\u003e","brand":"Myojin Riki","offers":[{"title":"Default Title","offer_id":46239596839133,"sku":"MYOJ_SGMG_NA180","price":599.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/7227\/0217\/files\/TetsujinSG2KasumiNakiri180mm-20250227-01.jpg?v=1740633201"},{"product_id":"myojin-riki-seisakusho-sg2-gyuto-240mm-amboyna-handle","title":"Myojin Riki Seisakusho SG2 Gyuto 240mm Amboyna Handle","description":"\u003cp\u003eThe Myojin Riki Seisakusho SG2 Gyuto 240mm is a stainless clad double bevel chef's knife best fit for professional chefs and enthusiasts seeking precise geometry from Naohito Myojin’s Tosa workshop. This 240mm gyuto features SG2 powdered steel with a hardness of 62-64 HRC, providing high wear resistance and edge retention within a san-mai stainless clad construction that has a kasumi surface finish. The blade measures 235mm in edge length with a heel height of 51mm, spine thickness tapering from 2.6mm at the heel to 0.9mm at the tip, and weighs 177g.\u003c\/p\u003e\u003cp\u003eNaohito Myojin performs the sharpening and polishing for this line, applying the exceptional grinding standards established by his father Tateo in their integrated forge where forging and finishing occur under one roof. The octagonal WA handle is crafted from Amboyna burl wood with a black horn or blonde marble horn ferrule and no spacer. This knife suits general purpose kitchen tasks including mincing, slicing vegetables, and cutting meat, utilising the acute blade geometry characteristic of Japanese gyuto profiles. Users should note the SG2 core can be brittle despite its powdered metallurgy ensuring uniform carbide distribution.\u003c\/p\u003e","brand":"Myojin Riki","offers":[{"title":"Default Title","offer_id":46878559043805,"sku":"MYOJ_SGMG_GY240_AMB","price":729.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/7227\/0217\/files\/MyojinRikiSeisakushoSG2Gyuto240mmAmboynaHandlej.jpg?v=1760676686"},{"product_id":"myojin-riki-seisakusho-sg2-k-tip-gyuto-210mm-snakewood-handle","title":"Myojin Riki Seisakusho SG2 K tip Gyuto 210mm Snakewood Handle","description":"\u003cp\u003eThe Myojin Riki Seisakusho SG2 K-tip Gyuto 210mm is a double-bevel chef knife best fit for professional chefs and enthusiasts requiring precise tip control and push-cutting performance. Crafted in Tosa by Naohito Myojin, this knife features SG2 powdered stainless steel clad in stainless san-mai construction with a kasumi finish. The K-tip profile pairs an angled point for scoring and detailing with a flatter edge optimised for clean slicing strokes, distinguishing it from single-bevel kiritsuke knives. Measuring 210mm with a 47mm heel height, the blade tapers from 2.7mm at the spine to 0.7mm at the tip.\u003c\/p\u003e\u003cp\u003eSG2 steel achieves 62-64 HRC hardness through uniform carbide distribution, providing edge retention and wear resistance while remaining stainless and resistant to rust. The blade is thin behind the edge, reflecting Naohito Myojin's sharpening expertise developed through work on Konosuke Fujiyama series knives. Weighing 176g, the knife features an octagonal snakewood handle with a blonde or marble horn ferrule and no spacer. This combination of precise grinding, stainless cladding, and dense wood handle suits users prioritising fit, finish, and deliberate cutting technique in general-purpose kitchen tasks.\u003c\/p\u003e","brand":"Myojin Riki","offers":[{"title":"Default Title","offer_id":46899285262557,"sku":"MYOJ_SGMG_KGY210_SNW","price":699.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/7227\/0217\/files\/MyojinRikiSeisakushoSG2KtipGyuto210mmSnakewoodHandlei.jpg?v=1761280812"},{"product_id":"myojin-riki-seisakusho-sg2-kasumi-gyuto-240mm-ebony-handle","title":"Myojin Riki Seisakusho SG2 Kasumi Gyuto 240mm Ebony Handle","description":"\u003cp\u003eThe Myojin Riki Seisakusho SG2 Kasumi Gyuto 240mm is a double-bevel kitchen knife forged in Tosa, Japan. It features a Sanmai construction with a powdered SG2\/R2 stainless steel core clad in softer stainless steel. The blade carries a traditional Kasumi finish and is hardened to 62–64 HRC. Naohito Myojin, the second-generation sharpener at this father-and-son workshop, executes the grind and polish, creating a consistent surface that highlights the boundary between the core and cladding.\u003c\/p\u003e\u003cp\u003eThis Gyuto utilises a convex grind designed to flow through most foods. The SG2 steel offers high edge retention and full stainless properties. While the geometry handles succulent ingredients well, the thicker blade behind the edge may create more wedging in very dense roots like carrots or sweet potatoes. The fit and finish are precise, with all sharp corners chamfered so the choil and spine feel smooth to the hand. It is best suited for pro chefs, enthusiasts, and collectors who value high-performance steel and traditional Japanese aesthetics.\u003c\/p\u003e\u003cp\u003eMeasuring 235 mm in edge length with a heel height of 50 mm, the knife weighs 208 g. The octagonal ebony handle is milled from a single block, offering a polished, geometric grip. As a tool from a workshop known for exceptional grinding, this model serves as a multi-purpose chef's knife for users seeking a durable, high-hardness cutting tool.\u003c\/p\u003e","brand":"Myojin Riki","offers":[{"title":"Default Title","offer_id":47921424302301,"sku":"MYOJ_SGMG_GY240","price":699.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/7227\/0217\/files\/DSC_5170.jpg?v=1778811826"}],"url":"https:\/\/www.knivesandstones.com.tw\/en\/collections\/naohito-%e7%9b%b4%e4%ba%ba%e4%bd%9c.oembed","provider":"Knives and Stones","version":"1.0","type":"link"}