|Soft Physique Modification|
Nan no Kaizō
Soft Physique Modification (軟の改造, Nan no Kaizō) is a jutsu where the user can softened their body with chakra, allowing them to stretch and twist any part of their body. This can also be used to make the user's body more malleable and snakelike.
- Tenten compared Lee's unorthodox movements, while using the Drunken Fist, to this technique.