{"title":"Asano Mikawa Nagura","description":"\u003cp\u003eMikawa shiro nagura stamped by Asano — Botan, Tenjou, Mejiro and Koma grades used to build a slurry progression on a finishing stone.\u003c\/p\u003e","products":[{"product_id":"mikawa-shiro-nagura","title":"Asano Mikawa Nagura - Tenjo, Tokujo #97U654R47","description":"\u003cp\u003e\u003cstrong\u003eClassification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eOrigin \/ Type:\u003c\/strong\u003e Japanese Natural Slurry Stone (Jun Mikawa Shiro Nagura \/ 純三河白名倉).\u003cbr\u003e\u003cstrong\u003eLayer (Stratum): \u003c\/strong\u003eTenjō (天上), typically used in mid-to-fine polishing and razor sharpening progressions.\u003cbr\u003e\u003cstrong\u003eGrade: \u003c\/strong\u003eTokujō (特級 \/ Upper-Special Grade), indicating high purity and uniform grain texture.\u003cbr\u003e\u003cstrong\u003eInspection Stamp:\u003c\/strong\u003e Authenticated with the Asano red seal (Ken-Asano \/ 檢淺野).\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eDimensions \u0026amp; Weight: \u003c\/strong\u003eApprox.: 70mm x 35mm x 40mm, with a wedge profile tapers to a flat working face; total weight is 150 g.\u003cbr\u003e\u003cstrong\u003eAppearance: \u003c\/strong\u003eCreamy off-white body displaying characteristic golden-tan namazu \/ natural skin patterning on the upper stamped surface.\u003cbr\u003e\u003cstrong\u003eFunction: \u003c\/strong\u003eUsed on top of a hard base whetstone (Awasedo) to create an abrasive slurry for straight razors, fine woodworking tools, and kitchen cutlery.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eEvaluation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Excellent, near-mint. The inspection stamps and calligraphy are fully intact and legible. Sealed in transparent lacquer\u003cbr\u003e\u003cstrong\u003eForm Factor: \u003c\/strong\u003eCompact wedge cut with a flat base, perfectly sized as an ergonomic rubbing\/slurry nagura.\u003cbr\u003e\u003cstrong\u003ePerformance Quality:\u003c\/strong\u003e Free from visible toxic inclusions or hard quartz lines on the honing contact face.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Dust Bowl Knives","offers":[{"title":"Default Title","offer_id":48036396793987,"sku":null,"price":125.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/7320\/1283\/files\/38_96700fd8-b366-4162-b82a-f22749f2dba8.png?v=1788122217"},{"product_id":"mikawa-shiro-nagura-03","title":"Asano Mikawa  Nagura - Botan, Betsu-jo #87SD342n765","description":"\u003cp\u003eClassification\u003cbr\u003e\u003cstrong\u003eType:  \u003c\/strong\u003eAsano Mikawa Shiro Nagura (純三河白名倉).\u003cbr\u003e\u003cstrong\u003eStratum\/Layer: \u003c\/strong\u003eBotan (ボタン) — the initial, fastest-cutting stage in the traditional Mikawa razor\/blade honing progression.\u003cbr\u003e\u003cstrong\u003eGrade\/Stamp: \u003c\/strong\u003eBetsu-jo (別上) — \"Superior Selected\" grade, indicating uniform grain consistency and lack of toxic inclusions.\u003cbr\u003eInspection Seal: Red oval Ken-Asano (検 浅野) stamp verifying authentication and quality testing.\u003cbr\u003e\u003cstrong\u003ePhysical Characteristics \u0026amp; Evaluation\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eWeight \u0026amp; Dimensions:\u003c\/strong\u003e  Approx.: 70mm x 50mm x 26mm Weight:\u003cstrong\u003e \u003c\/strong\u003e190g\u003cbr\u003e\u003cstrong\u003eShape \u0026amp; Preparation: \u003c\/strong\u003eClipped block\/tapered trapezoid format with chamfered edges on the stamped face, preventing chipping during slurry generation.\u003cbr\u003e\u003cstrong\u003ePurity \u0026amp; Pattern:\u003c\/strong\u003e Clean, chalky-white with some grey specs and benign suji lines, free of any toxic inclusions. \u003cbr\u003e\u003cstrong\u003eCondition: \u003c\/strong\u003eExcellent, lightly chamfered, with crisp, fully intact stamps.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eFunctional Description\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eAbrasive Action:\u003c\/strong\u003e Botan is the fastest-cutting slurry stone among the standard Mikawa layers. It releases a creamy, milky-white slurry that quickly cuts steel and establishes a clean scratch pattern before transitioning to finer stages like Tenjyou, Mejiro, or Koma.\u003cbr\u003eApplications: Excels at building fast-cutting slurry on hard finishing bench stones (Awasedo\/Tomae), breaking in fresh stone surfaces, refining razor bevels, and establishing soft, even kasumi base finishes on bevels and clad steels.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Dust Bowl Knives","offers":[{"title":"Default Title","offer_id":48043334598787,"sku":null,"price":135.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/7320\/1283\/files\/50_392e1f79-bc56-4569-8b9f-b0e9419149e3.png?v=1788172960"},{"product_id":"mikawa-shiro-nagura-3","title":"Asano Mikawa Nagura - Tenjou, Betsu-jo #3514d03s","description":"\u003cp\u003e\u003cstrong\u003eClassification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Authentic Asano-stamped Mikawa Shiro Nagura (純三河白名倉)\u003cbr\u003e\u003cstrong\u003eStrata \/ Layer: \u003c\/strong\u003eTenjō (天上)\u003cbr\u003e\u003cstrong\u003eQuality Grade: \u003c\/strong\u003eBetsu-jō (別上 - \"Selected \/ Superior Grade\")\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mikawa District, Aichi Prefecture, Japan\u003cbr\u003e\u003cstrong\u003eWeight: \u003c\/strong\u003e217 grams\u003cbr\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx.: 70mm x 50mm x 30mm (tapered irregular block)\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eStamp Transcription \u0026amp; Verification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003e純三河白名倉 (Jun Mikawa Shiro Nagura): \u003c\/strong\u003eAuthentic Pure Mikawa White Nagura origin mark.\u003cbr\u003e\u003cstrong\u003e天上 (Tenjō \/ Tenjou): \u003c\/strong\u003eDesignates the Tenjō stratum—a fine, chalky, fast-breaking layer positioned between Meji and Koma in working grit, typically operating around the 5,000–8,000 grit range.\u003cbr\u003e\u003cstrong\u003e別上 (Betsu-jō):\u003c\/strong\u003e Quality designation signifying a higher purity grade free of coarse inclusions or damaging lines.\u003cbr\u003e\u003cstrong\u003e檢 浅野 (Ken Asano - Red Hexagonal Stamp):\u003c\/strong\u003e Official inspection seal of the Asano family testing guild, confirming authenticity and purity.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eEvaluation \u0026amp; Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003ePhysical Characteristics: \u003c\/strong\u003eDense, creamy-white to light buff matrix with clean, uniform coloring and crisp, intact kanji stamps. The shape is a solid, ergonomic hand-held block with pre-chamfered perimeter edges to prevent chipping.\u003cbr\u003eFunctional Profile: Tenjō provides an exceptionally smooth, creamy slurry when worked across hard finishing stones (Awasedo \/ Tomae). It excels at intermediate prep, removing shallow scratches from medium stones, refining straight razor bevels, and bringing out an even, semi-gloss kasumi contrast on cladding and core steels without deep rogue scratches.\u003cbr\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Excellent, near-mint collector\/user condition with zero visible toxic fissures, toxic quartz inclusions, or severe wear to the stamped face. Sealed with transparent lacquer.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Dust Bowl Knives","offers":[{"title":"Default Title","offer_id":48043417075843,"sku":null,"price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/7320\/1283\/files\/53_245b6f9d-c32d-44fd-b95f-d08cdba66586.png?v=1788174477"}],"url":"https:\/\/dustbowlknives.com\/collections\/asano-mikawa-nagura.oembed","provider":"Dust Bowl Knives","version":"1.0","type":"link"}