Legendary boxer Keijiro Akagi's second son, Eiji, is a high school dropout and the world's worst rock guitarist. Though his father and elder brother are both boxers, he hates the sport but suddenly takes an interest in it when he meets the local champion's little sister.
Unfortunately the movie Eiji is not yet available on HBO Max.
| Directing | Mizuho Nishikubo | Director |
| Writing | Yasuyuki Suzuki | Screenplay |
| Writing | Hisashi Eguchi | Comic Book |
| Writing | Tomoya Miyashita | Screenplay |
| Production | Masaki Sawanobori | Producer |
| Production | Kenji Kume | Producer |
| Crew | Hisashi Eguchi | Creator |
| Visual Effects | Hisashi Eguchi | Character Designer |
| Visual Effects | Toshiharu Murata | Animation Director |
| Visual Effects | Takayuki Goto | Key Animation |
| Visual Effects | Megumi Mitsumoto | Key Animation |
| Visual Effects | Kazuchika Kise | Key Animation |
| Visual Effects | Hiroyuki Yamada | Key Animation |
| Visual Effects | Akira Takeuchi | Key Animation |
| Visual Effects | Kazuya Takeda | Key Animation |
| Visual Effects | Atsuo Tobe | Key Animation |
| Visual Effects | Chuichi Iguchi | Key Animation |
