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 sta...

Fifth grade. The threshold of puberty, and the beginning of the end of childhood innocence. Nitori Shuichi and his new friend Takatsuki Yoshino enjoy happy homes and loving families, and are well-liked by th...

Chinatsu is an honor student with many friends, a timid girl who's usually trying to get along with everyone. When she starts having her period, something else seems to change within her, she realizes her fe...