- Mayumi Tanaka (Monkey D. Luffy (voice))
- Kazuya Nakai (Roronoa Zoro (voice))
- Mari Yaguchi (Yoko (voice))
- Akemi Okamura (Nami (voice))
- Kappei Yamaguchi (Usopp (voice))
- Hiroaki Hirata (Sanji (voice))
- Ikue Otani (Tony Tony Chopper (voice))
- Yuriko Yamaguchi (Nico Robin (voice))
- Kazuki Yao (Franky (voice))
- Katsuhisa Houki (Jinbe (voice))
- Cho (Brook (voice))
- Hideyuki Tanaka (Donquixote Doflamingo (voice))
One Piece — S12E413
Episode: A Difficult Fight for Luffy! The Snake Sisters' Haki Power!!
Air Date: 2009-08-16
Runtime: 24 min
Overview
The Snake Princess pits Luffy’s Gum-Gum abilities against the incredible Haki power of her serpentine sisters in a fight to the death. Will Luffy survive long enough to save his statuesque friends?