Bunmei 7in Usuba Knife is a thin Japanese-style vegetable knife. Usuba knives are rectangular in shape and have a rounded corner on the far blunt side. Usuba's thin and wide blade is perfect for delicately slicing and mincing vegetables. Bunmei knives are the traditional Japanese kitchen knives manufactured by Yoshikin with molybdenum / vanadium stainless steel razor sharp blades and slip resistant wooden handles with black bolsters. It is recommended that you Handwash with warm water, mild dishsoap, and dry thoroughly with a towel.