as Chuang Hang (voice)
as Soldier with Glasses
as Inventor Goro Ibuki
as Professor Mazaki
as Biologist Akira Ichinose
as Communications Officer Miyake
as Hitoshi Kusakabe
as Yoshihama, Nishiyama's Assistant
as Professor Yoshi
as Tarō Uesugi, Yoyo Employee
as Tsurugi (voice)
as Tarō Uesugi
as Yoshinaga
as Agematsu
as Masayuki Takebayashi
as Michio Yoshikawa
as Matsuda Shigeru
as Master (voice)
as Takenaka (voice)
as Son Mundok / Son Mun-Deok (voice)
as Hennich (voice)
as Masaki Daidoji
as 雪乃の主治医
as Toshiyuki Hasebe
as Toshikazu Nagatsuka
as Kazuo Kuroiwa
