Ninja knife straight sword samurai Japan long knife unbladed

Name: Ninja Knife
Full length: 103cm/40.5inch
Blade length: 71cm/28inch
Handle length: 26.5cm
Blade width: 3.2cm
Blade thickness: 0.7cm
Cutting material: 1060 high manganese steel oxidation roasted blue
Sheath material: solid wood lacquer
Fittings: Zinc alloy
Others: There are errors in handmade products