Theatre Episodes Featuring Karin and Nico
- 26 Feb 2020: Beauty is an Effort!
Idols: Karin, Nico
- 15 Aug 2021: Constructive Rivalry
Idols: Karin, Nico
- 7 Sep 2022: Nico's Spartan Classroom
Idols: Karin, Nico
- 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