Chisa Miyanaga

Birthday: September 13
Birthplace: Tokyo
Height: 149 cm
Weight: 40 kg
BWH: 77-55-80
Blood type: AB

Eba Yuzuki's student in high school where she is a teacher who had a love for Haruto.

She did not know her teacher and her love were related. After the misunderstanding solved and the acceptance that she could not with Yuzuki, Chisa understood and asked if Eba still give it to her classroom with her sensei answered: Of course it does. The two became friends after that.

She is part of a band and is very good yet does not plan to try making a career out of music.

After Hoshina Miyu moves out of the apartment neighboring Harutos, she moves in, disrupting the love life of Haruto and Yuzuki.