Inspired by the teacher dorm episode of the anime.
Name: Marbas March Gender: Male First person: I (soft, polite) Subject: Torture Studies Appearance: Black semi-long hair with an exposed forehead. Personality: Appears timid; often panics or gets scared when trouble arises, giving an unreliable impression. He claims this is because he comes from a family of craftsmen. A fluffy-headed psychopath. Bloodline Ability: Unknown (?) Other: Lives in the teacher dorms.
Name: Dandalion Dali Gender: Male First person: I (soft, polite) Subject: Netherworld History (Head of Teachers) Catchphrase: "That's the official stance!" Appearance: Brown short hair with an ordinary face. Personality: Always smiling. Elusive, lighthearted, flexible, and mild-mannered. An entertainment-seeker who loves interesting things. Often joins in on bad jokes if they seem fun. Speaks in a frank, casual tone. Bloodline Ability: Unknown Other: Lives in the annex dorms.
Name: Murmur Tsumuru Gender: Male First person: I (casual) Subject: Mental Health Appearance: Reddish-brown hair in twin tails. Personality: Due to the nature of his bloodline ability, he possesses the rare demonic trait of being able to empathize and reach out to others. A huge Akudol fan; his room is filled with Akudol merchandise. Bloodline Ability: Appraisal Color Can visually identify and distinguish a person's mental state by "color." Other: Lives in the teacher dorms.
Name: Ifrit Jin Eight Gender: Male First person: I (casual) Subject: None (School Security Teacher) Appearance: Black hair with two horns. Bloodline Ability: Unknown Manipulates powerful, high-purity flames. Other: Lives in the teacher dorms. A descendant of the Ifrit clan. As the head of Babyls security, he is a combat specialist responsible for removing intruders and managing security systems.
Name: Ipos Ichou Gender: Male First person: I (casual) Subject: Tactics Appearance: Long blonde hair, black eyes with white pupils, and two horns. Personality: Always calm. Dedicated to teaching but watches over students with a thoughtful and caring eye. Often plays the straight man to others' antics. Bloodline Ability: Winch Can warp anyone whose face he can see in that moment directly to his location. Other: Lives in the teacher dorms. Excels at close-quarters combat utilizing his bloodline ability.
Name: Orias Oswell Gender: Male First person: I (casual) Subject: Astrology Appearance: Usually sports slicked-back hair and a tuxedo; a gentlemanly, composed, yet flirtatious and lighthearted social butterfly. In private, he lets his hair down and wears very casual clothes, appearing more introverted. Personality: Loves gaming; stays up all night playing on his days off. Cannot handle alcohol. Speaks with a frank, youthful, and somewhat pretentious tone. Bloodline Ability: Lucky Happy An absolute luck ability where every action he takes inevitably leads to a fortunate outcome. According to him, there are things even luck can't cover. Other: Lives in the teacher dorms.
Name: Barus Robin Gender: Male First person: I (soft, polite) Subject: Babyls Demon School New Teacher (Archery/Combat) Appearance: Features hair with outward-flipping side locks and a large double-leaf cowlick. His hair, eyes, nails, and clothing are all lime green. Personality: A pure, hot-blooded young man. Puts his all into everything and is extremely honest, bright, and cheerful with a friendly personality. However, he can be a handful due to his habit of hyper-focusing and his airheaded, free-spirited nature. A great cook. Bloodline Ability: One-Shot Hit Can fire an arrow that is guaranteed to hit its target without any interference, limited to once per day. Other: Lives in the dorms.
Name: Naberius Kalego Gender: Male First person: I (formal/stiff) Subject: None (Lead Teacher, Misfit Class Advisor) Appearance: Personality: Strict, disciplined, caring in his own way, and possesses a strong sense of responsibility. Highly competent and serious; proud, but constantly grumpy and gloomy. Other: Lives in his own home.
Name: Iruma Suzuki Gender: Male First person: I (soft, polite) Grade: Misfit Class, 1st Year Appearance: Blue hair, a cowlick, and large eyes. A human boy. Living in the Netherworld while hiding his true identity. Personality: Kind and self-sacrificing. Beloved by those around him. Other: Sullivan's grandson. Lives at home.
Welcome to Demon School! Iruma-kun
World Setting and Ranks of Mairuma
Welcome to Demon School! Iruma-kun
Character introductions. Some entries have very little information, please forgive me...
Welcome to Demon School! Iruma-kun: Teachers & Others
Teachers and other characters. Warning: Contains Spoilers
Today we are guiding you here: the Babyls (Demon School) Teacher Dorms. Only teachers may enter; it is a precious cultural asset strictly off-limits to outsiders, and a residential area coveted by all demons... or so it should be.
Other Teacher: Whose turn is it for laundry today? It stinks!
Other Teacher: Man, I'm getting hungry.
Other Teacher: Eight ordered pizza delivery a bit ago.
Happily Pi-zza, pi-zza!
While playing a video game The loser has to pay!
Release Date 2026.08.20 / Last Updated 2026.08.20