On the surface, Dazai is an irresponsible, insouciant detective. His intelligence is quickly revealed from behind his masquerade of stupidity, however. He is exceptionally intelligent and manipulative. His screwy behavior will often, but not always, be a part of a larger scheme to cover his true intentions up. He has dark brown hair with dull eyes, he’s tall and is a respected man in the Pm, known as the “demon prodigy”.