Kazusa Murai

Marina

Kenji Nojima

Kenta

Yukiji

Raichu

Ayako Shiraishi

Joy

Chinami Nishimura

Junsa

Daiki Nakamura

Scientist

Daisuke Sakaguchi

Jun'ichi

Hidetoshi Nakamura

Dr. Shiranui

Katsuyuki Konishi

Meganium / Raikou

Kazuhiko Inoue

Narrator / Professor Utsugi

Nobuyuki Hiyama

Buson

Ryoka Yuzuki

Mauma

Shinji Kawada

Minaki

Susumu Chiba

Bakphoon

Toshikazu Fukawa

Kudo

Toshiyuki Morikawa

Bashou

Yuka Komatsu

Rediba

Yumi Touma

Minaki (child) / Purin (Pink-chan)