Tatsuya Uesugi is the twin brother of Kazuya, pitcher of the Meisei High School baseball team. Irresolute about his feelings towards baseball, his next door neighbor, and his brother; Tatsuya ends up joining his school's boxing club. From the sidelines, he quietly watches the ascension of Kazuya.
| Directing | Gisaburō Sugii | Director |
| Writing | Mitsuru Adachi | Original Story |
| Sound | Hiroaki Serizawa | Music |
| Production | Masamichi Fujiwara | Producer |
| Production | Tadashi Oka | Producer |
| Production | Yoshiro Kataoka | Producer |
| Editing | Masashi Furukawa | Editor |
| Writing | Eugene Harada | Screenplay |
| Writing | Satoshi Namiki | Screenplay |
| Writing | Gisaburō Sugii | Screenplay |
| Art | Katsuyoshi Kanemura | Art Direction |
| Production | Yukichi Ohashi | Executive Producer |
| Production | Hisashi Hieda | Executive Producer |
| Production | Ichiro Ohta | Executive Producer |
| Visual Effects | Minoru Maeda | Animation Director |
| Visual Effects | Kazushige Yusa | Animation Director |
| Visual Effects | Tsuneo Maeda | Animation Supervisor |
| Visual Effects | Masahiko Murata | Key Animation |
| Visual Effects | Yuji Shigekuni | Key Animation |
| Visual Effects | Yukiya Chida | Key Animation |
| Visual Effects | Yasunori Miyazawa | Key Animation |
| Visual Effects | Takako Miyawaki | Key Animation |
| Visual Effects | Seiji Nomura | Key Animation |
| Visual Effects | Marisuke Eguchi | Key Animation |
| Visual Effects | Kumiko Tsukada | Key Animation |
| Visual Effects | Keiko Imazawa | Key Animation |
| Visual Effects | Kazuya Hayashi | Key Animation |
| Visual Effects | Kazuko Shibata | Key Animation |
| Visual Effects | Kaoru Nakajima | Key Animation |
| Visual Effects | Junko Funatsuka | Key Animation |
| Visual Effects | Etsuko Iiguchi | Key Animation |
| Visual Effects | Akira Takeuchi | Key Animation |
