Sei ☆ Onii-san
Gen Hoshino , Mirai Moriyama , Aiko Hibi , Fumihiko Tachiki , Motoko Kumai , Nao Nagasawa , Reiko Suzuki , Bin Shimada , Eiji Takemoto , Kanehira Yamamoto , Kimiko Saito , Kumiko Nishihara , Masaharu Sato , Mie Sonozaki , Natsumi Takamori , Nobunaga Shimazaki ,