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