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...
Director: Shota Sasaki
Screenplay: Shota Sasaki, Tomonori Sasaki
Director of Photography: Kenichi Negishi
Producer: Koji Kikuchi, Takeshi Katayama, Toshiaki Morihara
「教科書にないッ!4」予告編