- 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 — S0E3
Episode: Open Upon the Great Sea! A Father's Huge, HUGE Dream!
Air Date: 2003-04-06
Runtime: 46 min
Overview
Three children, Amanda, Milia and Holy, are being held captive on a pirate ship. Their father, who was a pro treasure hunter, told them the whereabouts of a great treasure. Luffy and crew try to save them but their opponents have a dangerous ability in their sleeves.