as Aquamarine Hoshino
as Soichi Kiruma
as Natsuki
as Tanuki Mikio
as Mabuchi Kou
as Aquamarine 'Aqua' Hoshino
as Yano Shota
as Futa Niimura（新村 風太）
as Ryū Sanada
as Ikuru Narita
as Fujishiro Sena
as Haruto
as Matsushige Eito
