“Genbu” graded as highest Blue-2 steel model and we have confidence in quality. Thenew shape “Sakaimaru Sashimi” made with wider blade and finished with a mirror polished, to give adifferent feeling than standard sashimi knife. Blade Length：300mm Full Length：455mm Blade width：39mm Blade Thickness：4.5mm Weight：315ｇ Steel Type： Carbon/ Blue Steel#2 Handle：Ebony/Buffalo horn Edge Type：Single ※It is handmade. 　Detailed specifications and pattern colors may change depending on the time of completion. ※Do not cut hard objects such as bones or frozen foods. ※Do not use dishwasher.