Yudai Yamaguchi
Ryo Kaido / Younger Shinya
Yuki Mitsunaga
Natsuo Mikami (Ryo's boyfriend) / Akira Iida (Shinya's lover)
Kazuma Akabane
Sugita, manager
Yatsuhashi Saiko
Rena, groupie
Lemon Sugiura
Yoshie, Natsuo's girlfriend
吉行由実
Suzuki
樹かず
Shinya Kaido
