Because I Don't Like My Big Brother At-All--!!

Eri Kitamura

as

Nao Takanashi ...

Kazusa Aranami

as

Mayuka Kondou ...

Toshiyuki Toyo...

as

Shuusuke Takan...

Sayaka Ohara

as

Nanaka Takanas...

Hideki Ogihara

as

Shuuji Takanas...

Ryoko Shiraishi

as

Hirono Kusuhar...

Shinnosuke Tac...

as

Keiichiro Kish...

Eriko Nakamura

as

Haruka Katou (...

Mitsuhiro Ichi...

as

Daigo Kurozaki...