Theatre Episodes Featuring Emma and Dia
- 26 Mar 2020: Yamato Nadeshiko
Idols: Dia, Emma
- 28 Jul 2020: Kasumin’s Perfect Plan : Day 6
Idols: Dia, Emma, Kasumi, Mari, Nozomi
- 17 Jul 2021: Koto Practice
Idols: Dia, Emma
- 27 Jan 2023: Japanese Hot Pot Party
Idols: Dia, Emma
- 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