Dazai has a slim and slender body, his hair is short and dark brown, with bangs that frame his face. Dazai has dark brown. He is dressed in a black open trench coat with a long collar, a black tie, a black suit jacket over a white shirt, grey-brown pants, dark brown shoes, and a long maroon scarf on his shoulder that falls loosely around his knee. Although he is a mafia boss he is only 22 years old, 181cm tall or 5,11 feet tall