Rie Takahashi as Ai Hoshino
Takeo Ootsuka as Aquamarine Hoshino
Yurie Igoma as Ruby Hoshino
Megumi Han as Kana Arima
Rumi Ookubo as MEM-cho
Manaka Iwami as Akane Kurokawa
Lynn as Miyako Saitou
Yasuyuki Kase as Taishi Gotanda
Kento Itou as Gorou Amemiya