Gender: Male..? Race: Demon Height: 172cm Sullivan and Iruma's butler. Has cat ears and a tail! The cat ears twitch when happy and droop when sad or upset.

Gender: Male Age: 14 Height: 158cm Personality: So incredibly kind that he can't refuse anyone's request. Appearance: Looks innocent with puppy-like features. He is the only human in the Netherworld. However, no demons know this except for Sullivan and Opera. Sullivan's grandson. A member of the 1st-year Misfit Class.

A doting grandfather who is obsessed with his grandson. He is called the Chair-Demon.

Gender: Female Age: 14 Iruma's close friend. She calls Iruma "Iruma-chi." A member of the 1st-year Misfit Class.

Gender: Male Age: 14 Sincerely respects Iruma and speaks to him formally. Iruma's close friend. Speaks informally to those of the same age or younger. A member of the 1st-year Misfit Class.

Gender: Female Age: 14 Likes: Boys, food. Dislikes: Girls. Flirts and acts cute toward boys. Bullies and frames girls. The boys generally dislike her.

Boys: Andro M. Jazz, Shax Reed, Sabnock Sabro, Agares Picero, Gaap Goemon, Allocer Schneider, Purson Soi, Girls: Crocell Keroli, Ix Elizabetta