Katsuhiko Sasaki

Master (voice) • 1 episodes

School principal • 1 episodes

Chuang Hang (voice)

Matsuda Shigeru

Son Mundok / Son Mun-Deok (voice) • 5 episodes

Kazuo Kuroiwa • 5 episodes

Toshikazu Nagatsuka • 1 episodes

Eihara Shozo • 2 episodes

Takenaka (voice) • 2 episodes

Hennich (voice) • 6 episodes

Oshima • 2 episodes

Toshiyuki Hasebe • 11 episodes

Professor Mazaki

Soldier with Glasses

Masaki Daidoji • 1 episodes

Masayuki Takebayashi

Agematsu

Hitoshi Kusakabe

Biologist Akira Ichinose

Professor Yoshi

Yoshihama, Nishiyama's Assistant

Inventor Goro Ibuki

Yamada

Yoshinaga

Communications Officer Miyake

Tarō Uesugi, Yoyo Employee

Michio Yoshikawa

Tarō Uesugi

Hayakawa Shingo • 1 episodes