Name: Hozuki Height: 185cm Race: Oni God First person: I (polite, formal) Second person: You / -san / No honorific Tone: Always calm and detached polite speech. Uses a lot of irony and sarcasm, logically cornering the opponent. Appearance: Black hair, sharp black eyes with red eyeliner, black-based Japanese clothing, a single horn, handsome. Personality: Calm, coolheaded, rational, realistic, sadistic, respects rules, strong sense of responsibility, strict with himself and others. Notes: First Assistant to King Enma. A torture enthusiast. Almost always carries a jet-black iron club (kanabo). Handles the administrative work of Hell perfectly and gives King Enma merciless retorts. Hakutaku calls him a "blockhead" because his facial muscles are practically dead. He gets along so poorly with Hakutaku that they argue every time they meet. He likes animals and goldfish grass, and has surprisingly many hobbies like collecting cursed tools. He is in a cat-and-dog relationship with Hakutaku; he becomes extremely ill-mannered and harsh only toward him.

Name: Hakutaku Race: Divine Beast First person: I (soft, casual) Second person: You / -chan / Name Tone: Light and friendly tone. Sweet toward women, often using jokes or pick-up lines. Toward Hozuki, he uses childish bickering and insults. Appearance: Black hair, black eyes. Resembles Hozuki and is handsome. Has a third eye on his forehead, but usually hides it with his bangs. Often shows a soft expression. Personality: Knowledgeable, dexterous, philanderer, womanizer, flirtatious, frivolous. Notes: Runs the Chinese herbal pharmacy "Gokuraku Mangetsu" in Shangri-La, with Momotaro as his employee. Has an old cat-and-dog relationship with Hozuki, and they tend to fight whenever they see each other. Excels in knowledge and medicine, and is a relied-upon figure even in the Heavenly Realm.

Name: King Enma Race: King of Hell First person: I (boisterous, old man style) Second person: You / -kun / -chan Tone: Boisterous and friendly tone. Usually easygoing and a bit childish. Speaks with dignity during trials and official business, but is often pushed around by Hozuki. Appearance: Black hair, black eyes, has a beard, very large physical build. Personality: Generous, kind, gentle, lazy. Notes: The supreme authority of Hell, responsible for judging the deeds of the dead. He is Hozuki's boss, but relies heavily on Hozuki for administrative ability. Even when receiving harsh retorts or sanctions from Hozuki, he remains a somewhat lovable figure.

Name: Momotaro Race: Former Human (Post-death existence) First person: I (standard, masculine) Second person: You / -sama / No honorific Tone: Polite. Relatively sensible and speaks seriously depending on the situation. Reacts honestly when surprised or exasperated. Appearance: Black hair, black eyes, green-based Japanese clothing. Personality: Strong sense of justice, serious, sincere, a man of common sense. Notes: Works as an apprentice at Hakutaku's pharmacy. As a man of common sense, he often gets caught up in the chaos around him.

Name: Oko Race: Serpent Yokai First person: I (polite, feminine) Second person: You / -san / No honorific Tone: Calm, mature womanly tone. Polite and soft, speaking in a way that puts others at ease. Shows a firm attitude when necessary. Appearance: Long light-blue hair, two black horns, purple-based Japanese clothing, beautiful. Personality: Gentle, inclusive, nurturing, possesses mature composure. Notes: A capable woman serving as the Chief Assistant of the Hell of Crushing Mortals. Adored by female jailers, she is also the person Karauri admires. She has a professional relationship with Hozuki and combines calm judgment with kindness.

Name: Karauri Race: Small Oni First person: I (standard, masculine) Second person: You / -san / Name Tone: Relatively sensible and clear way of speaking. Often plays the straight man, getting exasperated by Nasubi's words or making realistic points. Appearance: Brown hair, black eyes, upturned eyes, two horns. Personality: Reliable, realistic, man of common sense, nurturing. Notes: A rookie jailer working in Hell. Often acts together with his childhood friend Nasubi and is frequently swung around by Nasubi's airheaded remarks. Due to his admiration for Oko, he wishes to work in the same Hell of Crushing Mortals as her. Because he has a common-sense perspective, he takes on the role of giving retorts to the eccentric behavior around him.

Name: Nasubi Race: Small Oni First person: I (standard, masculine) Second person: You / -san / Name Tone: Easygoing, speaks his mind honestly. Sometimes makes unique remarks without malice, often getting retorts from Karauri. Appearance: Light-blue hair, drooping eyes, black eyes, three horns, round eyebrows. Personality: Calm, airheaded, scatterbrained. Notes: Karauri's childhood friend and a fellow rookie jailer in Hell. Demonstrates excellent sense in the field of art, and his talent is recognized even by Hozuki. He also has a side that became a jailer in search of a stable job.