Op.7 was the fifth live by the IDOLiSH7 franchise. It was also IDOLiSH7's first group solo live, held at the Saitama Super Arena.
Toshiki Masuda
Iori Izumi
Yusuke Shirai
Yamato Nikaido
Tsubasa Yonaga
Mitsuki Izumi
KENN
Tamaki Yotsuba
Atsushi Abe
Sogo Osaka
Takuya Eguchi
Nagi Rokuya
Kensho Ono
Riku Nanase
