Tanaka Toishi Aoto Natural Stone Type 15 (Softer) need to dig lines before use. Or you can use it as Hazuya finger stone. Steel: Yasuki Blue (Aogami) #2

Steel: Yasuki Blue (Aogami) #2

Weight: 902g

Ive found the edge to feel refined but still retains nice bite

There is limited availability at Ai and Om knives

Tanaka Toishi Aoto Natural Stone Type 15 (Softer) need to dig lines before use. Or you can use it as Hazuya finger stone. Steel: Yasuki Blue (Aogami) #2We 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