The legend of Watt Poe, a mysterious whale said to give happiness, in a world destroyed many years ago by a nuclear war
| Directing | Shigenori Kageyama | Director |
| Writing | Shozo Uehara | Writer |
| Sound | Satoshi Kadokura | Original Music Composer |
| Visual Effects | Mutsumi Inomata | Character Designer |
| Art | Torao Arai | Art Direction |
| Visual Effects | Takahiro Toyomasu | Mechanical Designer |
| Sound | Noriyoshi Matsuura | Sound Designer |
| Camera | Fumio Hirokawa | Director of Photography |
| Visual Effects | Mutsumi Inomata | Animation Coordinator |