In the Kaettekita 3-nen Z-gumi Ginpachi-sensei series:

1. Kaettekita 3-nen Z-gumi Ginpachi-sensei Returns: Reiketsu Kouha Takasugi-kun
2. Kaettekita 3-nen Z-gumi Ginpachi-sensei Phoenix: Funky Monkey Teachers
3. Kaettekita 3-nen Z-gumi Ginpachi-sensei Forever: Saraba, Itoshiki 3 Z-tachi yo
4. Kaettekita 3-nen Z-gumi Ginpachi-sensei Motto Returns: Reiketsu Kouha Takasugi-kun