On screen · 13

1. RU
   Reina UedaMy Happy Marriageas Miyo Saimori (voice)Blue Boxas Chinatsu Kano (voice)
2. KS
   Kenta SasaMy Happy Marriageas Minister of Education (voice)Blue Boxas Coach Yuasa (voice)
3. IS
   Ivan ShibataMy Happy Marriageas (voice)Blue Boxas Club Member (voice)
4. HM
   Hiroki MaedaMy Happy Marriageas (voice)Blue Boxas Taiki's Father (voice)
5. SI
   Satoshi InomataMy Happy Marriageas (voice)Blue Boxas Club Member (voice)
6. SK
   Satsuki KokubuMy Happy Marriageas Mitsu (voice)Blue Boxas (voice)
7. YA
   Yu AkibaMy Happy Marriageas Special Anti-Grotesquerie Unit member (voice)Blue Boxas Club Member (voice)
8. YI
   Yuki IshikariBothas (voice)
9. NK
   Naoko KomatsuMy Happy Marriageas Natsuyo (voice)Blue Boxas (voice)
10. KB
    Ko BonkobaraMy Happy Marriageas (voice)Blue Boxas Club Member (voice)
11. KT
    Kousuke TanabeMy Happy Marriageas Special Anti-Grotesquerie Unit member (voice)Blue Boxas Club Member (voice)
12. MK
    Mayuko KazamaBothas (voice)
13. MS
    Makoto SaharaBothas (voice)