Shrunken down to nanoscale, a professor and a scrappy kid end up inside a human body, where they must rely on their wits and knowledge to survive!
Akira Ishida | Kei (voice) |
Megumi Han | Pipi (voice) |
Satsumi Matsuda | Geo (voice) |
Hiroshi Iwasaki | Dr. Brain (voice) |
Hiroki Touchi | Narrator (voice) |