Alternative Name: Why Can't We Stay as Children?;ヒナのままじゃだめですか？

Genre(s): Drama Romance School Life

Demographic: Seinen

Summary:
Hina from 5th grade has a secret she can't tell anyone: 3 months ago she started having periods. However, one day her childhood friend Daichi fou... MORE Hina from 5th grade has a secret she can't tell anyone: 3 months ago she started having periods. However, one day her childhood friend Daichi found out about it. These are the endless worries of children starting puberty. HIDE