Gender: Male Age: 31(?) Race: Demon Personality: Gentle, timid Appearance: Looks scary but is kind Likes: Cactus(?) 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: Extremely energetic, bright, and eccentric Appearance: Average? (Pretty) Likes: Family Dislikes: None Traits: Calls Iruma "Iruma-chi" 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 (talks to Kalego-senpai every day), eccentric Likes: Chatting(?) Dislikes: Not particularly...? Occupation: Teacher (Youngest)

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

Gender: Male Age: 31(?) Race: Demon Personality: Cold, Tsundere(?) Likes: Cactus 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 (Glutton) Must not let demons find out he is human Student

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