{"product_id":"natural-whetstone-ohira-ipponsen-1682g-made-in-japan-kyoto-shohonyama-4347811163","title":"Natural Whetstone Ōhira Ipponsen 1682g | Made in Japan, Kyoto, Shohonyama","description":"\u003cp\u003eŌhira Ipponsen 30-gata – 1670 g (approx. 207 × 77 × 40 mm) | Shohonyama Japanese Natural Finishing Stone\u003c\/p\u003e\n\u003cp\u003eAn authentic Japanese Whetstone (Natural Whetstone) from Kyoto’s Ōhira mine, classified under the prestigious Shohonyama standard — the hallmark of Japan’s highest-grade Finishing Stones (Awasedo).\u003cbr\u003e\nThis Rare Stone Ōhira Ipponsen 30-gata offers exceptional balance between hardness and polishing response, combining stability with refined finishing ability.\u003c\/p\u003e\n\u003cp\u003eMedium-hard in composition, it provides smooth, controlled feedback and excellent polishing strength, producing a precise and elegant finish.\u003cbr\u003e\nThe sharpening surface is free of suji (lines) or chips, ensuring an even, consistent sharpening feel.\u003cbr\u003e\nThough the original stamp was removed during professional lapping, the stone’s provenance and classification as Ōhira Ipponsen 30-gata have been verified at the source.\u003c\/p\u003e\n\u003cp\u003eThe back and sides are sealed with Ishisan (water-based protective coating) to ensure long-term preservation and prevent water absorption.\u003c\/p\u003e\n\u003cp\u003e✨ Features\u003c\/p\u003e\n\u003cp\u003eOrigin: Ōhira mine, Shohonyama (Kyoto, Japan)\u003c\/p\u003e\n\u003cp\u003eType: Ipponsen 30-gata (natural finishing stone)\u003c\/p\u003e\n\u003cp\u003eSize: 207 × 77 × 40 mm\u003c\/p\u003e\n\u003cp\u003eWeight: 1670 g\u003c\/p\u003e\n\u003cp\u003eHardness: Medium-hard\u003c\/p\u003e\n\u003cp\u003eCondition: Unused, lapped and ready to use\u003c\/p\u003e\n\u003cp\u003eSurface: No suji, no chips\u003c\/p\u003e\n\u003cp\u003eCoating: Back and sides sealed with Ishisan (water-based protective sealant)\u003c\/p\u003e\n\u003cp\u003e🔪 Recommended for\u003cbr\u003e\nJapanese and Western kitchen knives, chisels, plane blades, carving tools, and razors.\u003c\/p\u003e\n\u003cp\u003eA Natural Stone shaped by Kyoto’s Traditional Craft, combining fine polishing performance with exceptional reliability.\u003cbr\u003e\nPerfect as an Original Gift or Unique Gift, this One of a Kind Ōhira Ipponsen embodies both practical excellence and collector-grade value.\u003c\/p\u003e","brand":"DAIKUDOU","offers":[{"title":"Default Title","offer_id":44565984215082,"sku":null,"price":398.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/5787\/8570\/files\/il_fullxfull.7260628346_ete5.jpg?v=1783943876","url":"https:\/\/daikudou.com\/products\/natural-whetstone-ohira-ipponsen-1682g-made-in-japan-kyoto-shohonyama-4347811163","provider":"DAIKUDOU","version":"1.0","type":"link"}