Minako "Mina" Kusanagi

About

Age: 36

An English teacher. Also in charge of homeroom for the class that Kazuki Kubota is in.

After being heartbroken by her best friend's decision to get married before she could tell her about her feelings, Kusanagi decided to throw herself into teaching. Her feelings still linger.

Her best friend, Yae Kubota, used to call her 'Mina'. Her daughter does as well when she learns about it.