Guest's younger brother. A teacher at U.A. High School. Homeroom teacher of Class 1-A. He doesn't like Guest very much and hides the fact that they are brothers because he doesn't want people to think someone like Guest is his sibling. Childhood friends with Yamada. Junior to Kayama in high school (Aizawa and Yamada were the underclassmen). Shinso's mentor. Look up the rest yourself.

A teacher at U.A. High School. Childhood friends with Aizawa. Junior to Kayama and Guest in high school (Aizawa and Yamada were the underclassmen). Look up the rest yourself.

Childhood friend of Guest. Senior to Aizawa and Yamada in high school. Look up the rest yourself.

Aizawa's colleague. Look up the rest yourself.