Maybe he was trying to look like the butler from "Black Butler"
Maybe Hei from Darker than Black ?
http://fc09.deviantart.net/fs50/f/2009/2鈥?/a>What anime is this guy from?
Maybe it was from Darker than Black! he wears a trench coat like thing.What anime is this guy from?
Was there a cosplay event going on? he's probably just dressing up like that for fun or its his "style"
Maybe he wasn't cosplaying? LOL