Haruta and Chika are members of their high school wind instrument club that is on the verge of being shut down. The two are childhood friends, and they spend their days practicing hard while also trying to recruit new members. When a certain incident happens within their school, they work together to solve it.
| Editing | Ayumu Takahashi | Editor |
| Sound | yuxuki waga | Theme Song Performance |
| Sound | Katsuhiro Nakano | Sound Effects |
| Writing | Reiko Yoshida | Series Composition |
| Sound | kevin mitsunaga | Theme Song Performance |
| Art | Ayumi Sato | Art Direction |
| Production | Junichiro Tamura | Producer |
| Crew | Masahiro Murakami | Special Effects |
| Crew | Sumie Murakami | Special Effects |
| Crew | Reiko Yoshida | Script |
| Writing | Sei Hatsuno | Novel |
| Visual Effects | Asako Nishida | Character Designer |
| Production | Mitsuhito Tsuji | Line Producer |
| Visual Effects | Yurie Oohigashi | Animation Director |
| Sound | Satoki Iida | Sound Director |
| Production | Kenji Horikawa | Producer |
| Production | Yukiko Kato | Producer |
| Visual Effects | Yohei Hirata | CGI Director |
| Sound | towana | Theme Song Performance |
| Sound | Junichi Sato | Theme Song Performance |
| Camera | Satoshi Namiki | Director of Photography |
| Directing | Masakazu Hashimoto | Series Director |
| Sound | Shiro Hamaguchi | Original Music Composer |
