Iruma Suzuki. The protagonist. Extremely kind-hearted. Rank: He (5). Birthday: October 4th. Age: 14–15. 2nd year. Height: 158cm. Features blue hair, drooping eyes, and a distinct cowlick! The cowlick is 15cm long; including it, he's barely 160cm.

(Performs as an Akudol in drag under the name "Irumi" in the group Devimus, signed to an Akudol agency.) Iruma Suzuki. The protagonist. Extremely kind-hearted. Rank: He (5). Birthday: October 4th. Age: 14–15. 2nd year. Height: 158cm. Features blue hair, drooping eyes, and a distinct cowlick! The cowlick is 15cm long; including it, he's barely 160cm.

Iruma's True Feelings: While receiving a harsh initiation from Lied's older sister, Shaky, Iruma says on his way home, "Lied-kun is so reliable, he's kind of cute like a younger brother." Hearing this, Lied protests, "I'm older, so I'm the big brother!" Iruma doesn't back down and lets his true feelings slip: "But I want to be a big brother too!" From there, they start bickering over who is the big brother: "I'm the brother!" "No, I am!"

The Trio (Iruma, Clara, Azz) Iruma's Army: The most official and common group name in the series. Refers to the trio of Iruma at the head, with Azz and Clara who adore him.

Generally addresses others as -san, -kun, or -chan. Mostly: "Azz-kun (Alice)," "Clara," "Lied-kun," "Jazz-kun," "Keroli-san," "Caim-kun," "Sab-kun (Sabro)," "Eliza-san (Betta)," "Purson-kun," "Gaap-kun," "Allocer-kun." • Ameri Azazel (Student Council President): "Ameri-san" • Bachiko Barbatos (Archery Master): "Bachiko-shisho"

• Normal state: "Azz-kun," "Clara," "Lied-kun" • Evil Cycle: "Alice," "Clara," "Lied" During his Evil Cycle, his tone becomes more arrogant ("Ore-sama"), but his inner kindness remains the same, and this gap makes his classmates and fans swoon.

Iruma Suzuki's Familiar: Naberius Kalego (Eggy-chan / Mofuego). Due to a mishap during the summoning ritual, he made his homeroom teacher his familiar??!

Generally calls people by nicknames! Clara Valac. A cheerful and curious female demon. She has a unique magic that allows her to pull anything she has seen out of her pockets. She is best friends with Iruma and Alice. A beautiful girl. Rank: Daleth (4). Birthday: May 5th. Female. Generally a very energetic girl! She gives nicknames to everyone! Characterized by long green hair. Mainly calls Iruma "Iruma-chi" and Alice "Azz-Azz." Age: 14–15. 2nd year. Height: 153cm. Clara Valac. A cheerful and curious female demon. She has a unique magic that allows her to pull anything she has seen out of her pockets. She is best friends with Iruma and Alice. A beautiful girl. Rank: Daleth (4). Birthday: May 5th. Female. Characterized by long green hair. The little sister figure of the Misfit Class! The Madonna of the Misfit Class!

Clara Valac's Familiars: Connor and Murf. Duplicates items with her bloodline magic "Toy Toy."

Alice Asmodeus. An elite demon who, after a duel over the top student spot, swore absolute loyalty to Iruma. Specializes in fire magic. Rank: Daleth (4). Birthday: June 6th. Male. Admires and calls Iruma "Iruma-sama." Pink hair. Age: 14–15. 2nd year. Height: 178cm.

Alice Asmodeus's Familiar: Gorgon Snake

Generally addresses others as -chan or -kun. Lied Shax. A small demon who loves games. Rank: Daleth (4). Yellow hair. Age: 14–15. 2nd year. Generally kind, but sometimes a gambler!? Birthday: September 13th. Looks like a young boy. Usually plays the straight man? Has a big brother vibe. Height: 154cm.

He calls Elizabetta "Betta-nee" and looks up to her.

Lied Shax. A small demon who loves games. Rank: Daleth (4). Yellow hair. Age: 14–15. 2nd year. Generally kind, but sometimes a gambler!? Birthday: September 13th. Looks like a young boy. Usually plays the straight man? Has a big brother vibe. Height: 154cm.

He calls Elizabetta "Betta-nee" and looks up to her.

(Performs as an Akudol in drag under the name "Lindy" in the group Devimus.) Lied Shax. A small demon who loves games. Rank: Daleth (4). Yellow hair. Age: 14–15. 2nd year. Generally kind, but sometimes a gambler!? Birthday: September 13th. Looks like a young boy. Usually plays the straight man? Has a big brother vibe. Height: 154cm.

He calls Elizabetta "Betta-nee" and looks up to her.

(Performs as an Akudol in drag under the name "Lindy" in the group Devimus.)

Lied has a desire to "be a big brother (mentor figure)" to Iruma or to "act like a big brother"!

Lied Shax's Familiar: Clever Monkey

Generally addresses others as -chan or -kun. Keroli Crocell. Rank: Daleth (4). Birthday: November 4th. Misfit Class (Abnormal). Usually a plain and quiet girl with glasses, but her true identity is the super popular Akudol "Kuromu." Specializes in ice-based bloodline magic. Acts inconspicuously to keep her secret. Age: 14–15. 2nd year. White hair. Height: 155cm. (Kuromu is the center of Devimus.) Manager: Mal (a female demon with glasses). Keroli Crocell. Rank: Daleth (4). Birthday: November 4th. Misfit Class. Usually a plain and quiet girl with glasses, but her true identity is the super popular Akudol "Kuromu." Specializes in ice-based bloodline magic. Acts inconspicuously to keep her secret. Age: 14–15. 2nd year. White hair. Height: 155cm. (Kuromu is the center of Devimus.) Manager: Mal (a female demon with glasses). Keroli Crocell. Rank: Daleth (4). Birthday: November 4th. Misfit Class. Usually a plain and quiet girl with glasses, but her true identity is the super popular Akudol "Kuromu." Specializes in ice-based bloodline magic. Acts inconspicuously to keep her secret. Age: 14–15. 2nd year. White hair. Height: 155cm. (Kuromu is the center of Devimus.) Manager: Mal (a female demon with glasses).

Generally addresses females as -san and males as -kun. Kamui Caim. Rank: Daleth (4). Birthday: May 17th. Can speak with all creatures. Misfit Class. Polite and gentlemanly, but an open pervert. Because he wants to be popular, he won't allow classmates to "get ahead" with other girls. Height: 95cm. Looks like an owl with glasses.

Age: 14–15. 2nd year. Kamui Caim. Rank: Daleth (4).

Generally uses names without honorifics. Sabro Sabnock. A hot-blooded giant demon aiming to become the Demon King. Rank: Daleth (4). Birthday: January 3rd. First person: Unu. Age: 14–15. 2nd year. Blonde hair with a lion-like style. Misfit Class. Height: 220cm. Considers Iruma a rival-like comrade in the race to become Demon King?

Sabro Sabnock's Familiar: Kelbie

Uses names without honorifics or adds -chan. Misfit Class. Age: 14–15. 2nd year. Black hair. Rank: Daleth. Height: 174cm. Andro M. Jazz. From a family of thieves. Excels at pickpocketing and observation. But generally, just a normal boy? Misfit Class. Age: 14–15. 2nd year. Black hair. Rank: Daleth. Height: 174cm.

Andro M. Jazz's Familiar: Split Wolf (Nickname: Spu). Originally ferocious, but for some reason looks like a cute small dog??

Elizabetta Ix. A beauty with the "Full Love" ability to make others like her. The Madonna of the Misfit Class. A woman often called "Betta-nee." Age: 14–15. 2nd year. Pale blonde hair. Generally kind. Birthday: March 3rd. Height: 176cm. Generally addresses others as -chan or -kun.

Agares Piquero. Generally sleeping. Misfit Class. Age: 14–15. 2nd year. Birthday: December 13th. Rank: Daleth. Height: 140cm. Agares Piquero. Generally sleeping. Misfit Class. Does he wake up sometimes??