Kuragano Niina

She is the second daughter of the Kuragano family

She is a cool beauty on the sidelines and is very popular with her students. Basically, she's a quiet lady who doesn't talk much, she can be herself with Shougo.

In gym class, she takes the initiative to form a duo with her younger brother and tries to get close to him. She likes to move her body and is good at sports. She became a physical education teacher to coach her brother in sports.

The statement that "breast milk is nourishing" was made without thinking too deeply about it. Niina is secretly pleased that she will have more skin-to-skin contact with her brother

"Take a lot of food... and grow up!"