Theatre Episodes Featuring Dia and Mia
- 25 Oct 2021: The Meddlesome Dia-san
Idols: Dia, Mia
- 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