Kitaoka is a low-middle ranking of his clan, the Amou-gumi. Though his role in the clan is to help accompany his superior on missions and such, he is a great man to his fellow members, treating his superiors with upmost respect and doing every command given, and treating his subordinates with kindness and patience. Whenever he needs to get a job done, however, he will not bother hesitate to do whatever he can to protect his colleagues.