This is a Japanese knife with the maker's mark of Masamoto Sakai. The steel is stamped as Yasuki steel. Overall, there is significant wear and tear, with rust, discoloration, and small scratches on the blade. It is currently in a condition that requires sharpening and maintenance. The handle also shows signs of aging, with dirt and deterioration. The blade line and thickness are as shown in the photos. If professionally sharpened, it can be used for both practical purposes and collection. Please prioritize the photos to assess the condition. Please purchase only if you understand that this is a used, as-is item. *Price negotiations are possible. *Returns are not accepted.