The story centers around class 1-7 of Tennomifune Academy, where all the students with "bad karma" or misfortune seem to have been gathered. Hibari, a student in this class, meets the unlucky Hanako and the perennially unhealthy Botan on her first day of school, and together they try to find a way to turn their school life into a happy one.
| Visual Effects | Miwa Oshima | Character Designer |
| Sound | Mayu Yoshioka | Theme Song Performance |
| Production | Toshiya Niikura | Producer |
| Sound | Hibiku Yamamura | Theme Song Performance |
| Production | Shinobu Satou | Producer |
| Production | Shunsuke Matsumura | Producer |
| Sound | Yuuki Goufumi | Sound Director |
| Production | Hiroyuki Kobayashi | Producer |
| Production | Yukihiro Itou | Producer |
| Sound | Yumiri Hanamori | Theme Song Performance |
| Writing | Aki Hata | Lyricist |
| Production | Hideyuki Saida | Producer |
| Production | Shoichi Hotta | Producer |
| Visual Effects | Yuu Sudou | 3D Director |
| Production | Mika Shimizu | Producer |
| Sound | Haruka Shiraishi | Theme Song Performance |
| Sound | Kiyono Yasuno | Theme Song Performance |
| Editing | Kentaro Tsubone | Editor |
| Camera | Takeshi Hirooka | Director of Photography |
| Editing | Misato Takikawa | Assistant Editor |
| Production | Hayato Kaneko | Producer |
| Production | Hiroyuki Tanaka | Producer |
| Visual Effects | Erika Tsukino | Color Designer |
| Directing | Shin Oonuma | Series Director |
| Writing | Jin Tanaka | Series Composition |
| Art | Maki Morio | Art Direction |
