[Gagecoalbrace]

on his page a Mars symbol(most of the time means MALE) is there for the flat version and on the busty version is a Venus symbol(Usually means Female). and the Japanese usually use those like that. maybe he is just a very feminine guy that likes to wear those kinds of things (shrugs as he has seen worse in RL). he also wears a different uniform from the rest of the cast (maybe the guys version of the schools uniform?)