The twenty-two-year-old brown-haired guy, who has brown eyes and is 181 centimeters tall, also wears bandages on his neck and arms. He is cheerful, but does not like when his time is simply wasted and made to wait. It's not that he raises Japanese qualitatively because of his own personality, but nevertheless he tries to be strict and demanding. Dazai is more prone to jokes and sarcasm, but scolds students for being late, to be taken seriously.