{"product_id":"nubatama-ume-4000-green","title":"Nubatama Ume #4000 (Green)","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:700;line-height:1.5;color:#2c3e50;\"\u003eA creamy magnesia-binder finisher that Ken Schwartz demonstrated for its Kasumi work — the soft, high-feedback route to 4000 grit rather than the fast one.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:0 0 34px;font-size:15px;border:1px solid #dcdcdc;\"\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:700;color:#2c3e50;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border:1px solid #dcdcdc;\"\u003eNubatama\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:700;color:#2c3e50;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border:1px solid #dcdcdc;\"\u003eSynthetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 14px;border:1px solid #dcdcdc;font-weight:700;color:#2c3e50;\"\u003eGrit\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border:1px solid #dcdcdc;\"\u003e#4000 (Fine)\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:700;color:#2c3e50;\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border:1px solid #dcdcdc;\"\u003eUme (Green)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 14px;border:1px solid #dcdcdc;font-weight:700;color:#2c3e50;\"\u003eBinder Hardness\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border:1px solid #dcdcdc;\"\u003eStandard\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:700;color:#2c3e50;\"\u003eProfile\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border:1px solid #dcdcdc;\"\u003e205 × 75 × 25mm Flat\u003c\/td\u003e\n\u003c\/tr\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:700;color:#2c3e50;\"\u003eBuy This Stone If You're\u003c\/h2\u003e\n\u003cul style=\"margin:0 0 34px;padding-left:22px;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003eFinishing clad Japanese knives and want the cladding to come up with visible Kasumi contrast, not just a polished apex.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003eA freehand sharpener who works by feel — this is the softer, more talkative surface at this grit, where the Bamboo 4000 is the fast and quiet one.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003eWorking along curved profiles and want a binder that stays in contact instead of riding the high spots.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003eLooking for the classic Chocera-style tactile feedback in a Nubatama stone.\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:700;color:#2c3e50;\"\u003eWater\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 34px;\"\u003eA light spray or a brief dip is all this stone needs. Nubatama range stones should not be permasoaked. The magnesia-binder Ume finishers in particular want careful dry storage — let the stone dry fully before it goes back on the shelf.\u003c\/p\u003e\n\u003ch2 style=\"margin:0 0 16px;padding-bottom:8px;border-bottom:1px solid #e0e0e0;font-size:21px;font-weight:700;color:#2c3e50;\"\u003eProgression Ideas\u003c\/h2\u003e\n\u003cul style=\"margin:0 0 34px;padding-left:22px;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong style=\"color:#2c3e50;\"\u003ePreceding Step (Lower Grit):\u003c\/strong\u003e Any of the Nubatama Ume #2000 stones, or a #3000.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong style=\"color:#2c3e50;\"\u003eFollowing Step (Higher Grit):\u003c\/strong\u003e The Ume #6000, a Bamboo #8000, or straight onto a Japanese natural finisher.\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:700;color:#2c3e50;\"\u003eRelevant Ken Schwartz Video\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 10px;\"\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=rpCHn7Lp6XI\" target=\"_blank\" rel=\"noopener\" style=\"color:#2980b9;text-decoration:none;font-weight:700;\"\u003eNubatama Ume 4000 Grit Waterstone - First impressions Part 1\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=Kf6u0925OkE\" target=\"_blank\" rel=\"noopener\" style=\"color:#2980b9;text-decoration:none;font-weight:700;\"\u003eNubatama Ume 4000 Grit Waterstone - First impressions Part 2\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:15px;font-weight:700;color:#2c3e50;\"\u003eKey Moments (Part 2)\u003c\/p\u003e\n\u003cul style=\"margin:0 0 34px;padding-left:22px;font-size:15px;\"\u003e\n\u003cli style=\"margin-bottom:7px;\"\u003e[0:00] — Overview of the stone and where it sits in the Ume line.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:7px;\"\u003e[0:50] — Water setup and a check of the surface feel.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:7px;\"\u003e[2:10] — Kasumi finish demonstrated on a clad steel knife.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:7px;\"\u003e[3:50] — Final edge inspection and slicing performance.\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:700;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;\"\u003eMagnesia binder, which is what gives it the creamy feel rather than the Bamboo line's harder surface.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:7px;\"\u003ePaired with the Ume #6000 as the two fine finishers in the range.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:7px;\"\u003eThe light slurry is doing the Kasumi work — don't rinse it away mid-polish.\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:700;color:#2c3e50;\"\u003eRead More\u003c\/h2\u003e\n\u003cul style=\"margin:0 0 34px;padding-left:22px;font-size:15px;\"\u003e\n\u003cli style=\"margin-bottom:11px;\"\u003e\n\u003ca href=\"https:\/\/www.chefknivestogoforum.com\/quick-overview-of-nubatama-stones-t11778.html\" target=\"_blank\" rel=\"noopener\" style=\"color:#2980b9;text-decoration:none;font-weight:700;\"\u003eQuick Overview Of Nubatama Stones\u003c\/a\u003e – A tour of the whole line and how the grits were designed to fit together.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:11px;\"\u003e\n\u003ca href=\"https:\/\/www.chefknivestogoforum.com\/learn-from-my-mistakes-stones-cracking-t8420-s10.html\" target=\"_blank\" rel=\"noopener\" style=\"color:#2980b9;text-decoration:none;font-weight:700;\"\u003eLearn From My Mistakes… Stones Cracking\u003c\/a\u003e – Permasoaking and drying guidance for the full Nubatama range, and why it matters.\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:700;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 New and unused.\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong style=\"color:#2c3e50;\"\u003ePackaging:\u003c\/strong\u003e While our inventory is new, the original packaging may show minor shelf wear, scuffing, or external softening due to warehouse storage and handling over the last five years. Internal protective wrapping (plastic or paper) may show signs of handling, minor tears, or may occasionally be absent—this never affects the condition of the stone itself.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"Pacific Waterstone","offers":[{"title":"Default Title","offer_id":48055080976542,"sku":"NUB-UME-4000-INDIVIDUAL-1","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/1386\/4862\/files\/DSC04877.jpg?v=1785226060","url":"https:\/\/pacificwaterstone.com\/products\/nubatama-ume-4000-green","provider":"Pacific Waterstone","version":"1.0","type":"link"}