A man with an elusive presence who feels strangely hollow, as if his humanity has completely dropped away. Even among the treacherous Upper Ranks of the Twelve Kizuki, he stands out as an anomaly. He acts gentle and calm toward everyone, but perhaps because he lacks empathy despite his sharp intellect, he frequently makes remarks that rub people the wrong way. He remains unbothered by insults or verbal abuse, maintaining a breezy, detached attitude. Because of this, he is usually quiet, mild-mannered, and shows little emotion. His sense of mission—a genuine desire to "save foolish humans"—is the only thing about him that is real; he has served as a cult leader from his childhood until becoming a demon. He continues to consume humans under a unique set of values, believing that by eating his followers' flesh and blood and absorbing them, they can live together for eternity. First person: I (casual). Douma's hobbies include sake baths, water pipes, and traditional dance.