Because of non-stop environmental destruction, the United Nations commission a private company, "Eternal Earth", to create an artificial jungle to be a nature preserve and to protect animals. Leo, son of Panja, is born in this artificial world. The story starts when Leo and Kenichi, the son of the Eternal Earth company's CEO, meet. Kenichi has the ability to understand and talk to the animals.
| Visual Effects | Shinji Setani | Animation Director |
| Writing | Osamu Suzuki | Screenplay |
| Directing | Goro Taniguchi | Director |
| Camera | Keisuke Nakamura | Director of Photography |
| Crew | Osamu Tezuka | Creator |
| Art | Minoru Nishida | Supervising Art Director |
| Visual Effects | Takahiro Kimura | Character Designer |
| Visual Effects | Shinji Setani | Character Designer |
| Visual Effects | Yoshitaka Amano | Character Designer |
| Art | Tsukasa Sunaga | Storyboard Artist |
| Art | Satoshi Kuwabara | Storyboard Artist |
| Art | Goro Taniguchi | Storyboard Artist |
| Sound | Takefumi Haketa | Original Music Composer |
| Writing | Osamu Tezuka | Comic Book |
