Description:

Hina, a fifth grader, had a secret that she could not tell anyone. It is that she started menstruating three months ago. This is a story of a girl's growth, who is puzzled by the changes in her body and mind on the threshold of puberty. (Source: Nico Nico Seiga, translated)

Alternative Titles:

ヒナのままじゃだめですか？, Why Can’t We Stay as Children?