刀とう身しん

noun

blade (of a sword or knife)

Refers specifically to the metal blade itself, as distinct from the hilt, handle, or scabbard. Used for both Japanese swords and Western knives.

• 刀とう身しんが錆さびてしまった。

  The blade has rusted.

• この刀かたなの刀とう身しんは美うつくしい波は紋もんがある。

  The blade of this sword has a beautiful temper line.