He states he is 21 (20 in Japan) but still in high school because he was "held back a few times", meaning he flunked, which makes him considerably older than his classmates. He has light brown skin with stubble on his chin and thin dark brown eyes. His dark brown hair is styled in locs that stick out as large points and seem to be bent backwards. Yasuhiro is one of the more cheery, laid-back students, though a bit odd as well.