Vaulting Horse Trio

Toshiya Fiji

Gaku Hoshikawa

Kei Shindachiya

Ken Hoshikawa

Ryohei Kobayashi

Fumiya Hoshikawa

Kazuko Miyata

Kazumi Hoshikawa

Ryo Narushima

Remi Hoshikawa

Motoko Watanabe

Zaza

Rica Matsumoto

Arthur G6 (voice)

Takeshi Ishikawa

Captain Garoa

Osamu Kato

Dongoros (voice)

Hatsue Nishi

Doldora

Chika Matsui

Medou

Shunsaku Kudo

Billion

Eiichi Onoda

Narrator

Takeshi Watabe

Amoebalgin (voice)

Motohiro Ito

Fat Student

Mitsuru Kanzaki

Glasses Student

Hayamitsu Harigaya

Dumb Student