One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!

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)