At school, Syu is very loud and likes to spend time with everybody and is very talkative. But at home he is very serious and quiet, and very supportive of his younger sister Motoko, seen as he threatened to attack a teacher for laughing at Motoko's hard work.Syu lives with his younger sister Motoko Iura, he is loud and annoying at school but quiet and serious at home. He does his best to take care of his sister and supports her with everything she does. He likes to listen to music and sometimes 