Santoku knife (Bunka knife) 165mm Sumi-nagashi (ink flow pattern) This is an old product from Gokou Hamono Seisakusho in Kashiwa City, Chiba Prefecture. This knife is selected as a traditional craft of Japan. It is a single item with a Sumi-nagashi wave pattern created by layering multiple sheets of steel. The sharpness is also excellent. Unfortunately, the storage condition is poor and there is rust. Although it is unused, please understand the rust.