Awaiting new club leader Kumiko is the Ensemble Contest -- a.k.a. "EnCon"-- and the school's preliminary competition to determine the representative team to participate. Kumiko tries her best to make it to the preliminaries without incident, but the concert band club is so large that there seems to be no end to the problems... And as the club leader, she finds herself busy consulting on all sorts of matters. While the club members are deciding on their teams, Kumiko herself hasn't even decided which she will join...
| Directing | Tatsuya Ishihara | Director |
| Writing | Ayano Takeda | Novel |
| Sound | Miho Karasawa | Theme Song Performance |
| Directing | Taichi Ogawa | Assistant Director |
| Writing | Jukki Hanada | Screenplay |
| Visual Effects | Shouko Ikeda | Character Designer |
| Visual Effects | Kazumi Ikeda | Supervising Animation Director |
| Sound | Akito Matsuda | Original Music Composer |
| Visual Effects | Kazumi Ikeda | Animation Director |
| Art | Mutsuo Shinohara | Art Direction |
| Visual Effects | Joji Unoguchi | 3D Artist |
| Visual Effects | Akiyo Takeda | Color Designer |
| Visual Effects | Norihiro Tomiita | 3D Director |
| Sound | Yota Tsuruoka | Sound Director |
| Production | Yoko Hatta | Executive Producer |
| Production | Kazunari Okuma | Executive Producer |
| Production | Manabu Kuroda | Executive Producer |
| Production | Yota Tsuruoka | Executive Producer |
| Art | Tatsuya Ishihara | Storyboard Artist |
| Directing | Tatsuya Ishihara | Second Unit Director |
| Camera | Kazuya Takao | Director of Photography |
| Art | Taichi Ogawa | Storyboard Artist |
| Directing | Noriyuki Kitanohara | Second Unit Director |
| Art | Hiroyuki Takahashi | Prop Designer |
| Visual Effects | Minoru Ota | Animation Director |
| Visual Effects | Kohei Okamura | Animation Director |
| Visual Effects | Tamami Tokuyama | Animation Director |
| Visual Effects | Yoshinori Urata | Key Animation |
| Visual Effects | Tatsuya Satou | Key Animation |
| Visual Effects | Kunihiro Hane | Key Animation |
| Visual Effects | Aoi Matsumoto | Key Animation |
| Visual Effects | Kakeru Isokawa | Key Animation |
| Visual Effects | Tomomi Sato | Key Animation |
| Visual Effects | Ayaho Harashima | Key Animation |
| Visual Effects | Ayumu Yoshida | Key Animation |
| Visual Effects | Rie Sezaki | Key Animation |
| Visual Effects | Kayo Hikiyama | Key Animation |
| Visual Effects | Taira Yamaguchi | Key Animation |
| Visual Effects | Yusuke Miyahara | Key Animation |
| Visual Effects | Nozomi Matsuo | Key Animation |
| Visual Effects | Momoka Yoshizaki | Key Animation |
| Visual Effects | Sou Nojiri | Key Animation |
| Visual Effects | Shohei Matsuo | Key Animation |
| Crew | Rina Miura | Special Effects |
| Crew | Yuki Semori | Special Effects |
| Art | Shuuya Uchiyama | Assistant Art Director |
| Art | Shingo Kasai | Background Designer |
| Art | Kaito Ishigo | Background Designer |
| Art | Tomoki Hiraishi | Background Designer |
| Art | Naoki Hosokawa | Background Designer |
| Art | Mutsuo Shinohara | Background Designer |
| Art | Shuuya Uchiyama | Background Designer |
| Art | Mao Takayama | Background Designer |
| Art | Misato Yano | Background Designer |
| Art | Nozomi Oishi | Background Designer |
| Art | Ayaka Okabe | Background Designer |
| Art | Shuhei Okude | Background Designer |
| Art | Yukiko Takeuchi | Background Designer |
| Art | Park Jung-ah | Background Designer |
| Art | Kim Ji-hee | Background Designer |
| Art | Lee Choi-ee | Background Designer |
| Art | Park Na-eun | Background Designer |
| Art | Lee Mi-jin | Background Designer |
| Art | Sagako Itakura | Background Designer |
| Art | Marie Kitai | Background Designer |
| Art | Aoi Matsushita | Background Designer |
| Art | Joji Unoguchi | Background Designer |
| Art | Shouko Ochiai | Background Designer |
| Art | Kazuki Ueno | Assistant Director of Photography |
| Visual Effects | Teru Matsumoto | Compositing Artist |
| Visual Effects | Hiroki Ueda | Compositing Artist |
| Visual Effects | Keisuke Sudo | Compositing Artist |
| Visual Effects | Yoshiko Tanaka | Compositing Artist |
| Visual Effects | Kohei Funamoto | Compositing Artist |
| Visual Effects | Shouta Eino | Compositing Artist |
| Visual Effects | Tomonori Yoda | Compositing Artist |
| Visual Effects | Rin Yamamoto | 3D Animator |
| Visual Effects | Kosuke Wakisaka | 3D Animator |
| Visual Effects | Mitsuki Takaki | 3D Animator |
| Sound | Eiko Morikawa | Sound Effects |
| Sound | Yasushi Nagura | Sound Recordist |
| Sound | Ludwig van Beethoven | Music |
| Sound | Shigeru Saito | Music Producer |
| Sound | Takuma Nagao | Music Director |
| Editing | Kengo Shigemura | Editor |
| Editing | Eri Matsuo | Assistant Editor |
| Production | Riri Senami | Producer |
| Production | Shinichi Nakamura | Producer |
| Production | Yoshifumi Yarimizu | Producer |
| Production | Ryutaro Usukura | Producer |
| Production | Shigeru Saito | Producer |
