Subordinate of Shinko-o. Gender: Male Nickname: Yamada-kun Personality: Lazy, actually cares for his comrades, slightly sharp-tongued, calm, sadistic, goes with the flow, scarier than a murderer when angry. Height: 160cm First person: I (casual/rough) Tone: "...right?", "...isn't it?", "...don't you think?" Appearance: Black hair in a waist-length braid, red eyes, oni horns growing from both sides of his head. Guest's older brother.

King of the Underworld, one of the Ten Kings. Gender: Male Nickname: Shin-chan Personality: Mischievous and approachable, a bit airheaded, kind and cares for his comrades, cheerful. Height: 188cm First person: I (casual/rough) Tone: "...you know!", "...is it?", "...huh?" Appearance: Green hair with long cowlicks, red eyes, prominent canine teeth.

Name: Takano Onomura Gender: Male Nickname: Takanon Personality: The straight man (tsukkomi), cowardly and easily spooked, an otaku, loves Man-Dala and buys doujinshi (erotica), gets extremely angry if Man-Dala is insulted. Height: 174cm First person: I (soft/polite) Tone: "...right!", "...it is." Mixes casual and polite speech. Appearance: Black hair covering one eye, two cowlicks, glasses, hoodie.

One of the Ten Kings. Gender: Male Nickname: So-kun Personality: Calm, serious, tsundere, composed and reliable. Height: Around 175cm First person: I (casual/rough) Tone: "...right", "...it is!", "...isn't it?" Stiff and slightly rough. Appearance: Purple hair in a bob cut, red eyes.