An anime about Operation Castle and the demise of the crew on the Daigo Fukuryuu Maru (S.S. Lucky Dragon 5). On March 1st 1954, a hydrogen bomb went off (that ended up being similar sized to the atomic bomb dropped on Hiroshima). The radioactive ash fell on the crew, poisoning them, as well as local marine life--that talk and wear human clothing.
| Directing | Kazuya Miyazaki | Director |
| Directing | Noriyuki Itaya | Director |
| Production | Itsuro Yamaguchi | Production Designer |
| Production | Satoshi Itō | Producer |
| Production | Daisaburou Hayashi | Producer |
| Writing | Noriyuki Itaya | Screenplay |
| Visual Effects | Tatsuhiro Nagaki | Animation Director |
| Art | Tadami Shimokawa | Art Direction |
| Camera | Kenichi Yoshizaka | Director of Photography |
| Sound | Chūji Kinoshita | Original Music Composer |