The blades of these tanto which measure 9-sun 5-bun (28.785 cm) were wrapped with cloth or paper 28 times so that 5-6 bun of the blade was visible and if it had a hilt, the rivets were removed.
短刀は9寸5分、柄を抜き、布か紙で28回逆に巻き、刃先が5～6分出るようにし、柄があれば目釘は抜く。