閉野 密

A transfer student from Kobe due to his father's job transfer. He is an honor student who is skilled in both literary and military arts, and speaks to everyone in keigo form.

Gaku gave him the nickname "Mitsu" after Fronte mispronounced his name. On the contrary, Mitsu calls Fronte "Sukopu-kun."

He is typically calm, but sometimes his pride is apparent. He always makes a smug face, but gets embarrassed when he screws up. In fact, he has good eyesight and wears glasses. He wears them because they were given to him by an important person.