Haneke

Haneke is one of Hajiki Sanada's friends.

Biography
Haneke is a gamer and an intelligence type who seems quiet and broody, but also seems to know everything. Haneke advises Hajiki to stay away from Katana, claiming he's from "another world", and that he wouldn't be able to handle him. Unlike his other friends, Haneke stays in school for lack of anything better to do.