Theatre Episodes Featuring Shizuku and Riko
- 24 Jan 2021: If You're Not Alone
Idols: Riko, Shizuku
- 7 Nov 2021: Preparing For That?
Idols: Riko, Shizuku
- 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