IDOLiSH7 7th Anniversary Event "ONLY ONCE, ONLY 7TH" (2023) — Cast
Cast
| Tsubasa Yonaga | Hoshikawa Mitsuki |
| Yusuke Shirai | Kensei Nikaido |
| Toshiki Masuda | Iori Izaka |
| Takuya Sato | Ryunosuke Kuzumi |
| Kensho Ono | Ono |
| Atsushi Abe | Osaka |
| KENN | Tamaki Miyano |
| Takuya Eguchi | Oshima Nagi |
| Takashi Kondo | Mido |
| Soma Saito | Tenn |
| Wataru Hatano | Namikiri Gaku |
| Subaru Kimura | Tsugio Inumaru |
| Koutaro Nishiyama | Chidori Natsume |
| Soichiro Hoshi | Momo |
| Yuya Hirose | Isumi |
| Shinnosuke Tachibana | Yuki |