Since the graduation of the senior members of the club, Takezou ends up being the sole member of the "Koto" (traditional Japanese string instrument) club. Now that the new school year has begun, Takezou will have to seek out new members into the club, or the club will become terminated. Out of nowhere, a new member barges into the near-abandoned club room, demanding to join the club. How will Takezou be able to keep his club alive and deal with this rascal of a new member?
| Writing | Ayumu Hisao | Series Composition |
| Writing | Amyuu Sakura | Comic Book |
| Sound | Hajime Takakuwa | Sound Director |
| Directing | Ryoma Mizuno | Series Director |
| Art | Masaki Mayuzumi | Art Direction |
| Visual Effects | Aiko Yamagami | Color Designer |
| Editing | Kashiko Kimura | Editor |
| Camera | Yomogiko Murano | Director of Photography |
| Visual Effects | Junko Yamanaka | Character Designer |
| Art | Tomokazu Sugimura | Prop Designer |
| Sound | Toshiya Wada | Sound Effects |
| Sound | Kei Haneoka | Original Music Composer |
| Sound | Shouta Aoi | Theme Song Performance |
| Sound | Yuma Uchida | Theme Song Performance |
| Production | Go Nakanishi | Executive Producer |
| Production | Kisara Takahashi | Producer |
| Production | Ikumi Koga | Producer |
| Production | Hiromichi Oishi | Production Supervisor |
| Sound | Koji Shimizu | Sound Mixer |
| Production | Yuki Takamura | Associate Producer |
| Production | Yasuyuki Nishiya | Associate Producer |
| Production | Kozue Kananiwa | Associate Producer |
| Production | Keisuke Sato | Associate Producer |
| Production | Fumihiro Ozawa | Associate Producer |
| Visual Effects | Yomogiko Murano | Compositing Artist |
| Visual Effects | Mikihiro Yoshikawa | Compositing Artist |
| Crew | Misaki Kataya | Production Office Assistant |
| Visual Effects | Tomokazu Sugimura | 2D Artist |
| Visual Effects | Tomokazu Sugimura | 3D Artist |
