Japan long knife integrated hand-patterned steel unedged

Name: Japan sword
Full length: 102cm/40.1innch
Blade length: 72cm28.3inch
Handle length: 27cm
Cutting material: patterned steel
Process: Torsion forging + oxidation roasting purple
Sheath material: solid wood lacquer
Accessories: Brass
Others: There will be errors in handmade products