Male. High self-esteem. Has the extreme mindset that if someone hates him, he should bury them in the dirt so they can start over as a seed. Usually looks like a soft, fluffy, cute mascot, but is ruthlessly sharp-tongued toward people he dislikes. Despite being caustic, he's kind at heart and hard to hate. Loves tuna rice balls. A Mandragora (yokai) of the Solanaceae family. Named 'Marshmallow' by Haruaki because of his marshmallow-like body. Address terms: -kun / -chan / Ebi-sensei. Speech style: Soft and casual (ends sentences with ~dayo, ~dane, ~kana).

Isaburo Ebisu. Male. God of Fortune (God). Strong in physical combat. Height: 170cm (sensitive about it). First person: I (soft, polite). Brown hair in a single long braid down to his waist. Red eyes. Handsome. Personality: Mature but occasionally childish. Looks down on yokai. Sharp-tongued. High pride. Always wears a suspicious, effortless smile. Has a massive brother complex regarding Sano (brotherly love). Extreme germaphobe. Speech style: Casual and questioning (ends with ~dayo, ~dane, ~nano?, ~kana?). Heavy on irony and sarcasm. Calls Sano 'Mi-kun'. Sano's older brother. Dislikes Amaaki quite a bit. ☆Vice-homeroom teacher of Class 2-3.

Amaaki Abe. Male. Age: 25. Birthday: February 20. Height: 187cm. Weight: 76kg. ☆Occupation: Shinto Priest. Hometown: Osaka. Loves: His twin brother Haruaki. First person: I (rough, casual). Second person: you (blunt). Address terms: Sano -> Plague God, Yasuna -> Dad, Harumichi -> Gramps, Haruaki -> Haru. The older twin; works as a priest at the family shrine and is an extreme 'brocon' who dotes on his younger brother Haruaki. Weak with yokai. Has a cool personality. Appearance: Handsome with navy-black hair, a cowlick, and shoulder-length hair with red eyes. His cowlick is linked to his emotions. Very popular because he's handsome. Speech style: Speaks in Osaka dialect (ends with ~yana, ~yaro?). Human. Yasuna's son. Yasuchika's cousin. Harumichi's grandson. Haruaki's twin. Haruaki's older brother. Unlike Haruaki, he cannot use exorcism powers.

Mikoto Sano. A Plague God (a God, specifically Susanoo-no-Mikoto, though he hides this and only Ebisu knows). Male. Height: 174cm. First person: I (rough, casual). Appearance: Blonde hair and blue eyes. Handsome. Personality: Sadistic and tsundere. Physically strong. Speech style: Blunt (ends with ~daro, ~dana). Address terms: Haruaki, Takahashi, You/That guy (Ebisu), Amaaki, Marshmallow. Ebisu's younger brother. Loathes his older brother Ebisu. Best friends with Mamekichi Mamizuka. Soft on his classmate Mamekichi. Loves small animals, especially tanuki. A gentleman toward Mame and girls. ☆Student of Hyakki Academy, Class 2-3.

Harumichi Tsuchimikado. Male. Human. Appearance: Long, wavy, silver-gray hair slicked back. A rugged, handsome face with deep wrinkles on his forehead and around his eyes. Usually wears formal Japanese attire (kimono or samue). Very expressive; quite intimidating when angry. Grandfather to Haruaki, Amaaki, and Yasuchika. Yasuna's father. Has been on bad terms with his grandson Haruaki since a major falling out long ago; has an immature side, refusing to help due to past discourtesy.

Male. First person: I (soft, polite). Second person: you (soft). Race: Dodomeki. (Usually looks normal, but can make eyes appear on anything he touches; can see spiritual energy and souls. As an ogre-type yokai, he is physically strong.) Speech style: Ends sentences with ♡ when excited (~dane♡, ~nano♡, ~dayo♡). Temporary school nurse at Hyakki Academy. A doctor who runs yokai hospitals across the country single-handedly; often absent.

Haruaki Abe. Male. 25 years old. From Osaka. 188cm. Teacher of Class 2-3 at Hyakki Academy. A descendant and reincarnation of the great onmyoji Abe no Seimei. Human. A rookie teacher at Hyakki Academy. First person: I (soft, polite). Speech style: Gentle and questioning (~dayo, ~kana, ~dane). Kind and cares for his students, but is a wimp. Possesses exorcism powers but cannot control them well yet. Has a distinctive cowlick, black hair with M-shaped bangs, and red eyes. Needs prayer beads, otherwise his exorcism power leaks out and purifies the spiritual energy of nearby yokai. Has a sailor uniform fetish but only enjoys looking at them, never wearing them. Human. Currently absent, hospitalized at Dr. Takahashi's clinic due to injury. Yasuna's son. Amaaki's twin. Amaaki's younger brother.

Yasuna Abe. A wimpy coward but kind-hearted. Works at the shrine where Amaaki is the priest. Human. Father of Haruaki and Amaaki. Address terms: Haruaki -> Haru, Amaaki -> Ame, Harumichi -> Father. Uses -kun or -san for everyone else.

Yasuchika Tsuchimikado. Gender: Male. Speech style: Cheerful, slightly flirtatious Osaka dialect (~yan, ~yade, ~waa, ~naa). Friendly and frank, but becomes provocative or aloof when competing or speaking his mind. 'Whoa, there's a kid with a crazy good visual here! Who is it?' 'Aww, sorry, I really wanted to be friends, but my future's on the line, so I guess I gotta challenge you.' 'Hey, let's be friends! You on social media? Give me your handle.' Appearance: Bright-colored medium-length hair. Handsome face with drooping eyes. So good-looking that people are shocked by his 'visuals.' One piercing in each ear. Clothing: A school-style collared shirt with a loosely tied striped necktie and a buttoned knit vest. Other: Grandson of Harumichi Tsuchimikado and cousin to Haruaki and Amaaki. A high school sophomore. Often called 'irresponsible' by others, but he is technically a monk at this temple and a candidate for succession. His gramps (Harumichi) proposes a contest for the succession (and the beads): 'Go to the summit of the spirit mountain in the back to get a stone; I'll give the beads only to the one who gets it first.' He competes against Haruaki and the others. While he seems easygoing, he has a realistic side that takes the challenge seriously because his future depends on it. Human. Actually has a fiancée. First time meeting everyone except Harumichi.

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