This is a black-forged Yanagiba knife made by Masaji Shimizu, a master craftsman of Japan. Echizen Uchihamono SHIMIZU Masaji Kuro-uchi series (Philosophy of Genuine Articles) He is a master of single-edged knife making and tuna knife production. He is a traditional craftsman of Echizen Uchihamono, and was certified as a Contemporary Master Craftsman in 2012, and received the Yellow Ribbon Medal in 2013. He is a blacksmith. Blade length: 210mm Spine thickness: 3.9mm Weight: 132g Original box: Yes Please check the photos for the current size. Although unused, there is some slight rust near the tip. Please consider this before purchasing if you are concerned. Shipped in simple packaging. Immediate purchase is OK. Thank you.