A Japanese adaption of Robert Louis Stevenson's Treasure Island, featuring animals as the majority of the cast. By chance Jim comes upon a map of Treasure Island. He leaves the port accompanied by Glan, the rat and Bub, the baby on a strange looking boat of his own make to look for the island. Pirates soon find him and adventure ensues.
| Sound | Naozumi Yamamoto | Music |
| Directing | Hiroshi Ikeda | Director |
| Writing | Hiroshi Ikeda | Writer |
| Writing | Takashi Iijima | Screenplay |
| Crew | Hayao Miyazaki | Additional Writing |
| Visual Effects | Takao Kôzai | Key Animation |
| Visual Effects | Koichi Tsunoda | Key Animation |
| Visual Effects | Shigeo Matoba | Key Animation |
| Visual Effects | Tatsuji Kino | Key Animation |
| Visual Effects | Takashi Abe | Key Animation |
| Visual Effects | Michihiro Kanayama | Key Animation |
| Visual Effects | Akemi Ota | Key Animation |
| Visual Effects | Katsuya Oda | Key Animation |
| Visual Effects | Sadao Kikuchi | Key Animation |
| Visual Effects | Reiko Okuyama | Key Animation |
| Visual Effects | Hayao Miyazaki | Key Animation |
| Visual Effects | Yōichi Kotabe | Key Animation |
| Visual Effects | Yasuji Mori | Animation Director |
| Writing | Robert Louis Stevenson | Original Story |