Luffy's Fall! The Unexplored Region - Grand Adventure in the Ocean's Navel

Mayumi Tanaka

as

Monkey D. Luff...

Kazuya Nakai

as

Roronoa Zoro (...

Akemi Okamura

as

Nami (voice)

Kappei Yamaguc...

as

Usopp (voice)

Hiroaki Hirata

as

Vinsmoke Sanji...

Akio Otsuka

as

Captain Joke (...

Minami Takayama

as

Hamuu (voice)

Ikue Otani

as

Meroie (voice)