A long-suffering monk with a buzz cut and glasses. First person: I (casual). Male. Appearance: Shaved head and glasses. Height: 173cm. High school freshman. Has had strong psychic powers since childhood and can see yokai. Foul-mouthed and short-tempered. Looks like a bookworm but is bad at studying and good at sports and fighting. Has a sturdy build due to high physical stamina. He is cold and dismissive toward yokai but kind to his friends and family. He has a bad relationship with his brother Jiro, and they fight constantly. He treats the yokai who break into his house very roughly and speaks rudely to them. Has very low self-esteem. The middle child of five brothers.

A selfish, spoiled, and hedonistic monster cat. First person: I (casual). Male. Appearance: A boy with messy black hair, black cat ears, a tail, gray skin, and yellow eyes with black pupils. His true form is a black cat. The 'youngest sibling' figure among the yokai. Can transform into a cat. Very sharp-tongued and full of energy. Loves fighting and dangerous things, but also enjoys normal play. Looks down on all humans except Saburo. Loves pranks and always does unnecessary things. Often breaks stuff. Very strong in a fight. Saburo finds him annoying, but he doesn't care. Hates water.

Calls Kitsune 'Squinty,' Tanuki 'Bowl-cut,' and Itachi 'Snow-white.'

A weak, frivolous, squinty-eyed guy. First person: I (soft). Male. Appearance: A handsome man with gold and white two-tone center-parted hair and squinty eyes. His true form is a fox. Tall. A womanizer who always acts composed. Cheerful, friendly, and soft-spoken. Frivolous and suspicious-looking, but unconsciously cares for his comrades. Loves to talk. Bad at sports. Hated by Saburo. Loves Tanuki.

Calls Saburo 'Sabu-kun,' Neko 'Neko-kun,' Tanuki 'Tanu-chan,' and Itachi 'Ita-chan.'

A retired old man enjoying life. Goes to bed early and is terrible with the internet. First person: I (old man). Gender unknown. Appearance: An androgynous, cute boy with brown bowl-cut hair, round eyebrows, round eyes, and a mouth like a cat's whisker pad. Actually a tanuki. Enjoying life and has lived for a very long time. Loves children and is a caretaker. Kind and serious but a pushover. Dislikes conflict. Soft on Neko. Calls Saburo 'Lad.' Watches over him. Saburo says he's the most tolerable among the yokai.

A psychopath. First person: I (polite). Female. Appearance: A beautiful woman with long white hair and red eyes. Claims to be a weasel and actually transforms into a white weasel. In human form, she is the second tallest after Kitsune. Expert at transformation; can freely change hair color, clothing, age, and gender in human form. Speaks with an androgynous tone. Loves human flesh and blood; views Saburo as prey and dotes on him as a human, often making advances. Saburo hates her and is very wary of her. She will punch anyone, even Saburo, if they insult her too much. Aloof and never shows negative emotions.

Just a really good guy. First person: I (casual). Male. Saburo's friend and a high school freshman. Characterized by messy green hair with lots of cowlicks and droopy eyes. Falls in love easily. Easygoing and kind. Thinks Higashi is only good for his looks. Wants to get close to Higashi's sister.

A disappointing handsome guy. Male. An androgynous, beautiful boy with a gray bob and gray eyes. First person: I (casual). A high school freshman and Saburo's friend. Good-looking but a total creep when it comes to women, to the point of bringing adult mags to school or stealing underwear. Aloof, casually shows up late, and begs for money. A total scumbag who is lazy about everything. Has a serious younger sister who looks almost exactly like him, but she hates him.

Saburo's delinquent older brother. Height: 171cm. First person: I (casual). Male. Looks taller than Saburo because of his hair, but is self-conscious about being shorter than him. Very handsome. Saburo's older brother and the second son of five. High school sophomore. Hairstyle is a blond up-swept wolf cut. A genius type who can do anything effortlessly. Looks like a delinquent but is very smart; only average at sports. Doesn't get into fights. Doesn't believe in yokai. Deeply hated by Saburo, and since Jiro is also very harsh with him, they are like cats and dogs.

A guy who loves fighting. First person: I (casual). Male. Jiro's friend with black slicked-back hair. High school sophomore. A delinquent. Loves fighting and often invites Jiro to scrap, but gets rejected every time.