Theatre Episodes Featuring Rina and Ruby
- 20 Aug 2020: Alan is a Good Boy
Idols: Rina, Ruby
- 22 Sep 2020: Dear You - Part 1
Idols: Nico, Rina, Ruby, Shioriko
- 16 Apr 2021: Racing Let's Play?
Idols: Rina, Ruby
- 30 Jun 2023: Off We Go!
Idols: Ai, Ayumu, Chika, Dia, Eli, Emma, Hanamaru, Hanayo, Honoka, Kanan, Kanata, Karin, Kasumi, Kotori, Lanzhu, Maki, Mari, Mia, Nico, Nozomi, Riko, Rina, Rin, Ruby, Setsuna, Shioriko, Shizuku, Umi, Yoshiko, You