Is It True That You're a Big Sister?

Overview

The Class President believes that the size of the boobs and intelligence are inversely proportional, so she thinks Galko is living a very carefree life. But, she changes her mind when she sees the bulletin board Galko was intensely staring at.

Guest Stars

Yoshitsugu Matsuoka

Oato (voice)

Ayaka Suwa

Iinchou (voice)

Yoko Hikasa

Galko's Sister (voice)

Takahiro Sakurai

Charao (voice)

Daisuke Ono

Supoo (voice)