Mizusawa, Mao

水澤摩央

She is very active, energetic, and cheerful, although less so in the mornings. Mao is the childhood friend of Kouichi and Kazuki. She moved to France and returned after several years. Mao moved in with Kouichi and his parents, transforming from a nerd into a grown woman. She helps Kouichi with his relationship with his classmate Yuumi, but she seems to have feelings for Kouichi herself. Another boy she met at school, named Kai, has feelings for Mao, but she does not seem to reciprocate them so far.
Mao is the main female character in the anime.