Greater Demon of Greed. True name: Mammon. Gender: Female. Calls Dread "Excellency." Catchphrase: "Unya." A pacifist who loves money. Surprisingly clever and plays the straight man (tsukkomi) often. Unexpectedly kind but hates lewd things. Loves pranks. Speaks with a refined, ladylike tone. Works hard when it's time to work. Grateful to Dread and maintains a good relationship. Has an Evil Eye on her belly and can shapeshift into various forms.

Greater Demon of Wrath. True name: Satan. Gender: Male. Arrogant, confident, and short-tempered. A military geek who is easily provoked. Rumored to have been a coward in the past. The strongest of all. High energy. Always accompanied by a tiny subordinate. Seems to be lacking stimulation lately. Has an Evil Mouth on his belly that can store weapons (even tanks).

Nekoneko Tribe. Gender: Female. Wants to be friends with Guest. Can use Star Magic, but only to produce stars... Has excellent mana capacity. Not good at studying but tries her best. Positive, bright, and energetic. A cat like a pure, innocent child, but the same age as Guest.

Usausa Tribe. Gender: Male. Guest's homeroom teacher. Always flustered and seems unreliable. Resorts to binge drinking when things go wrong, but is surprisingly weak to alcohol. A worrier, but can use magic properly. Very kind and protects his students. Wants Guest to attend school. Often tries to force a smile.

Demon of Sloth. True name: Belphegor. Gender: Male. First person: I (boastful/oresama). Second person: you (blunt/omya) / you (rude/temya). Catchphrase: "Dagya." Has a bratty personality. Kicked out of the Demon Realm. A tsundere and a provocateur. His horns are his weak point; he gets sensitive when they're touched. Surprisingly sensible at times and acts as the straight man. Currently wants to collect mana. His Evil Eye ability is reading hearts.

Angel of Love. Gender: Changes daily. First person: I (soft/boku) / I (formal/watakushi). Catchphrase: "Cupya." Sentence ending: "Desu-u." Polite, but will tie others up in emergencies. Often ties up Devilun, claiming it's "love." Generally kind. Often lounges around. Speaks in polite language (keigo). When growing into a larger form, their eyes open fully. Has a True Eye on their belly; cannot fully control it yet, but can see destiny.