Tanaka Toishi Umajiyama Suita Natural Stone (#036) need to dig lines before use. Or you can use it as Hazuya finger stone. convex grind make a combination

convex grind make a combination that is both superb in aesthetics and performance

Blade Height: 139mm

Size: 210 x 70 x 25mm

it allows a thinner and sharper edge than usual

Tanaka Toishi Umajiyama Suita Natural Stone (#036) need to dig lines before use. Or you can use it as Hazuya finger stone. convex grind make a combinationWe are no longer producing this item or with the same number. Please understand that showing price, description and specs might be old information. Detailed Spec Brand: Tanaka Toishi Product Type: Natural Stone Producing Area: Kyoto Japan Mine: Umaji Layer: Suita Soaking Requirement: Not required Size: 207 x 76 x 39mm Weight: 1325g Update: 5 30, 2026