Gender: Male Age: 31(?) Race: Demon Personality: Gentle, timid Appearance: Looks scary but is kind Likes: Cacti(?) Dislikes: (Not particularly?) Occupation: Teacher Traits: Man of few words Your old junior

Gender: Male Age: ? Race: Demon Personality: Calm and composed Appearance: Extremely handsome Likes: Warm milk Dislikes: Not particularly? Occupation: Butler to Sullivan and Iruma Cat beastman Your old junior

Gender: Female Age: 15 Race: Demon Personality: Incredibly energetic, bright, and eccentric Appearance: Ordinary? (Pretty) Likes: Family Dislikes: None Traits: Calls Iruma "Iru-ma-ru-ma" and Asmodeus "Azz-Azz" Student

Gender: Male Age: ? (Grandfather) Race: Demon Occupation: Chair of the Board Personality: Gentle and kind Likes: Iruma (Grandson) Dislikes: Those who bully Iruma

Gender: Male Age: 25(?) Race: Demon Personality: Bright (always talks to Kalego-senpai), eccentric Likes: Chatting(?) Dislikes: Not particularly... Occupation: Teacher (The youngest)

Gender: Male Age: 15 Race: Demon Personality: Ordinary Likes: ? Dislikes: ? Traits: Ends every sentence with "de gozaru" Example: "That is so, de gozaru" Student

Gender: Male Age: 31(?) Race: Demon Personality: Cold, tsundere(?) Likes: Cacti Dislikes: Noisy things Occupation: Teacher Your old junior

Gender: Male Age: 15 Race: Human Personality: Too kind Likes: Everything(?) Dislikes: Not particularly? Traits: Can't say no (Big eater) Since he is human, he must not let the demons find out Student

Gender: Male Age: 15 Race: Demon Personality: Tsundere Likes: Iruma Dislikes: Those who look down on Iruma Traits: Calls Iruma "Master Iruma," only uses polite speech with Iruma, smiles when Iruma is around Student