Dr. Slump and Arale-chan: Hoyoyo! City of Dreams, Mechapolis (1985)
Children are lured to Metropolis only to find that the renowned, mythical city may not be the happy-go-lucky utopia they'd thought it would be.
Directors: Toyoo Ashida, Kazuhisa Takenouchi.
![]() |
Mami Koyama as Arale Norimaki (voice) |
![]() |
Kenji Utsumi as Senbei Norimaki (voice) |
![]() |
Mitsuko Horie as Obotchaman (voice) |
![]() |
Kazuko Sugiyama as Akane Kimidori (voice) / Kinoko Sarada (voice) |
![]() |
Naomi Jinbo as Peasuke Soramame (voice) |
![]() |
Mariko Mukai as Midori Yamabuki (voice) |
![]() |
Tesyo Genda as Suppaman (voice) |
| Visual Effects | Minoru Maeda | Animation Director |
| Directing | Toyoo Ashida | Director |
| Directing | Kazuhisa Takenouchi | Director |
| Writing | Akira Toriyama | Original Series Creator |
| Sound | Shunsuke Kikuchi | Music |
| Directing | Yutaka Satoh | Assistant Director |