{"product_id":"pw-b-017-tajima-koppa-slice","title":"Tajima Koppa Slice - Nakato - 190-210g","description":"\u003cdiv style=\"max-width: 760px; font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif; font-size: 16px; line-height: 1.7; color: #3d3d3d;\"\u003e\n\u003cp style=\"margin: 0 0 32px; font-size: 18px; font-weight: bold; line-height: 1.5; color: #2c3e50;\"\u003eA Tajima koppa slice, cut from full-sized Tajima stock in the long-cut format Ken Schwartz used for EdgePro-style mounting — an accessible way to try this increasingly scarce stone. Sold individually.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 0 0 34px; font-size: 15px; border: 1px solid #dcdcdc;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f4f5f7;\"\u003e\n\u003cth style=\"padding: 12px 14px; border: 1px solid #dcdcdc; text-align: left; font-size: 13px; letter-spacing: .04em; text-transform: uppercase; color: #2c3e50; width: 38%;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 12px 14px; border: 1px solid #dcdcdc; text-align: left; font-size: 13px; letter-spacing: .04em; text-transform: uppercase; color: #2c3e50;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc; font-weight: bold; color: #2c3e50;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc;\"\u003eTanaka Toishi (田中砥石) — dealer stamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc; font-weight: bold; color: #2c3e50;\"\u003eMine\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc;\"\u003eTajima (但馬)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc; font-weight: bold; color: #2c3e50;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc;\"\u003eJapanese Natural Whetstone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc; font-weight: bold; color: #2c3e50;\"\u003eStrata\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc;\"\u003eNakato (mid-grit), per Ken Schwartz's general characterization of the type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc; font-weight: bold; color: #2c3e50;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc;\"\u003e190–210g (varies by piece)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc; font-weight: bold; color: #2c3e50;\"\u003eMeasurements\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc;\"\u003eApprox. 19.5 x 4.5 x 0.75cm (smallest); sizes and weights vary slightly piece to piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc; font-weight: bold; color: #2c3e50;\"\u003eInventory\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc;\"\u003ePW-B-017 (Bin B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc; font-weight: bold; color: #2c3e50;\"\u003eProvenance\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 14px; border: 1px solid #dcdcdc;\"\u003eKen Schwartz storage unit -- See \"Provenance\" below for details\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"margin: 0 0 16px; padding-bottom: 8px; border-bottom: 1px solid #e0e0e0; font-size: 21px; font-weight: bold; color: #2c3e50;\"\u003eNotes\u003c\/h2\u003e\n\u003cul style=\"margin: 0 0 34px; padding-left: 22px; font-size: 15px;\"\u003e\n\u003cli style=\"margin-bottom: 7px;\"\u003eStamping is preserved on the rough top surface of the slice, consistent with Ken Schwartz's own long-cut technique.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 7px;\"\u003eSee Ken Schwartz's original \u003ca href=\"https:\/\/www.facebook.com\/ken.schwartz.984\/posts\/pfbid02sLMChPYA2acqxBKavhfrCW5eWsXAYN3X94tVkJH38mcd8ciQr34b12TH6CZN5gPTl\" rel=\"noopener\" target=\"_blank\"\u003eFacebook post\u003c\/a\u003e describing this long-cut format.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 7px;\"\u003eKen Schwartz demonstrates a full-sized Tajima stone and its place in a natural sharpening progression in this \u003ca href=\"https:\/\/www.youtube.com\/watch?fbclid=IwY2xjawTrrgtwZG9mBWV4dG4DYWVtAjEwAGJyaWQRMUVOVlVENXY4enRIazlCc1ZzcnRjBmFwcF9pZBAyMjIwMzkxNzg4MjAwODkyAAEe0oWVgReCGwtveZSE_3RrYeiCEff6IF9_-45rcpa45RFWUa0CFphN8FAsckE_aem_KdRcGqSJEwQtyh2KUDcBaw\u0026amp;v=MqfKs2PiZds\u0026amp;feature=youtu.be\" rel=\"noopener\" target=\"_blank\"\u003eYouTube video\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 7px;\"\u003eThese flatten easily to a fine finish using an Atoma 140 plate, per Ken's own description.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 7px;\"\u003eTajima stones are documented as increasingly scarce, with the source mine reported closed for decades.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 7px;\"\u003eSizes and weights vary slightly piece to piece (190–210g); the photo shown is representative of the batch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"margin: 0 0 16px; padding-bottom: 8px; border-bottom: 1px solid #e0e0e0; font-size: 21px; font-weight: bold; color: #2c3e50;\"\u003eCondition\u003c\/h2\u003e\n\u003cul style=\"margin: 0; padding-left: 22px; font-size: 15px;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong style=\"color: #2c3e50;\"\u003eStone:\u003c\/strong\u003e Stone shows the natural rough-cut top surface characteristic of this long-cut format, with stamping intact.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003ePlease review the pictures of this stone prior to purchase. Make sure to closely check the raking light photograph to examine the features of the working face. When in doubt, contact Pacific Waterstone.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Pacific Waterstone","offers":[{"title":"Default Title","offer_id":48139358634142,"sku":"PW-B-017","price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/1386\/4862\/files\/DSC05614.jpg?v=1786697544","url":"https:\/\/pacificwaterstone.com\/products\/pw-b-017-tajima-koppa-slice","provider":"Pacific Waterstone","version":"1.0","type":"link"}