One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!: Cast
Mayumi Tanaka
Monkey D. Luffy (voice)
Kazuya Nakai
Roronoa Zoro (voice)
Akemi Okamura
Nami (voice)
Kappei Yamaguchi
Usopp (voice)
Hiroaki Hirata
Sanji (voice)
Ikue Otani
Tony Tony Chopper (voice)
Yuriko Yamaguchi
Nico Robin (voice)
Issei Futamata
Bayan (voice)
Kouichi Nagano
Max (voice)
Mami Kingetsu
Bonnie (voice)
Takeshi Kusao
Zap (voice)
Tomoko Kawakami
Amanda (voice)