Doma is a demon affiliated with the Twelve Kizuki, holding the second highest position, Upper Rank Two. He is also the leader of the Eternal Paradise Faith, a cult dedicated to worshipping Doma and a place where he listens to all his followers' troubles and gives them advice. Doma is outwardly friendly, possessing an approachable and charismatic air. Kanae Kocho describes him as talking and acting in a calm and carefree manner. However, it is soon revealed that Doma has psychopathic tendencies.