Tanaka Toishi Aoto Natural Stone Type 15 (Softer) need to dig lines before use. Or you can use it as Hazuya finger stone. There is limited availability at

There is limited availability at Ai and Om knives

Total Length: 150mm

The specialty of Hakui's sharpening is

Steel: Yasuki Blue (Aogami) #2

Tanaka Toishi Aoto Natural Stone Type 15 (Softer) need to dig lines before use. Or you can use it as Hazuya finger stone. There is limited availability atWe 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 Size: Type 15 Producing Area: Kyoto Japan Soaking Requirement: Not required Size: 200 x 58 x 58mm Weight: 1300g Update: 5 30, 2026