Kusanagi is a chokutō owned by Sasuke Uchiha. It seems he obtained this weapon after he begun to train with Orochimaru.
- Owner: Sasuke Uchiha
- Origin: Naruto Shippūden
- Type: Weapon
- Classification: Chokutō
- This weapon have been used in all of the fights that Sasuke has been in. In almost all of them, it has been broken by his foe.
- In his fight against Morlun, it was snapped in half by Morlun.