150mm Tsunehisa AUS8 Honsuki MaruThe Tsunehisa line of knives are hand made in Tosa, Japan. Blade Steel: AUS8 stainless steel Finish: Migaki Handle: Riveted pakka wood scales Weight: ~g Blade Length: ~150mm Overall Length: ~mm Thickness at Heel: ~mm Blade Height: ~mm The best sharpening tools for Japanese knives are leather strops and fine whetstones. Japanese chef knives are brittle and the blades can chip if not handled carefully. High Carbon steel chef knives can rust and corrode