Satsumi Matsuda

Geo (voice)

Megumi Han

Pipi (voice)

Hiroshi Iwasaki

Professor Noh (voice)

Mikako Komatsu

Daiya (voice)

Yumi Uchiyama

Mare (voice)

Rie Kugimiya

Kyuri (voice)

Yoko Hikasa

Professor Kuo (voice)