The fourth in a school romantic comedy that features a popular comic by Kazuto Okada starring Ayaka Morikawa and Ryouma Baba. One day, a love letter arrives under the Japanese language teacher, Tairaku Arihiko, at Otome High School. Around the same time, an incident occurred around the student, Aya Shirakaba, who was living with him...
| Camera | Kenichi Negishi | Director of Photography |
| Writing | Tomonori Sasaki | Screenplay |
| Crew | Kazuto Okada | Creator |
| Production | Toshiaki Morihara | Producer |
| Production | Kenji Komatsu | Executive Producer |
| Editing | Taichiro Natsume | Editor |
| Writing | Kazuto Okada | Comic Book |
| Directing | Shota Sasaki | Director |
| Production | Takeshi Katayama | Producer |
| Writing | Shota Sasaki | Screenplay |
| Crew | Kenichi Negishi | Cinematography |
| Production | Koji Kikuchi | Producer |
| Production | Koji Hoshino | Executive Producer |
