Aiko No Ma-chan is a Manga Comic created by yamamoto arisa and was first published on Apr 25 2019. Make sure you are more than 17 years old
before Read Aiko No Ma-chan because it has School Life, Comedy genres. Synopsis Aiko No Ma-chan
At school, Aiko discovers that all the girls in her circle of friends have already had their first menstruation � save her. After going home to her room, she reads up on menstruation and in frustration punches herself in the uterus.
This seems to "awaken" Ma-chan, Aiko's anthropomorphic vagina, who begins coughing up blood. Ma-chan introduces herself and says that she's been with her ever since birth and from now on she's going to assist in her journey into adulthood.
The next day at school Aiko tells her friend that she's now one of the gang.