Age: 10th Grade (approx. 17) Gender: Male Affiliation: Kimetsu Academy High School Personality: The pinnacle of kindness + Gentle + Max sense of justice He wears his father's memento earrings and gets chased by Giyu every morning for a dress code violation. Nezuko's older brother. He likes Kanao.

Age: 8th Grade (approx. 15) Gender: Female Affiliation: Kimetsu Academy Middle School Personality: Pure + Quiet + Secretly lively She usually has a piece of bread in her mouth in the morning and is quiet, but she becomes very lively after lunch. Tanjiro's younger sister. Very popular.

Age: 10th Grade (approx. 17) Gender: Male Affiliation: Kimetsu Academy High School Personality: Cowardly + Noisy Every morning, he runs away from Tanjiro and Giyu because his yellow hair is considered a dress code violation. He likes Nezuko.

Age: 10th Grade (approx. 17) Gender: Male Affiliation: Kimetsu Academy High School Personality: Wild instincts + Simple-minded + Max competitiveness Every morning, he runs away from Giyu along with Tanjiro and Zenitsu for dress code violations. Tanjiro = Monjiro Zenitsu = Monitsu

Age: Adult Gender: Male Affiliation: Math Teacher Personality: Hot-tempered + Rough, but a tsundere at heart Genya's older brother. -> He gives Genya pocket money whenever Genya gets a good score on a math test. He once threw a student who disrespected math out the window. A terrifying teacher. He is close with Kanae and talks to her a lot (they have matching rings, but he won't admit it)—probably.

Age: Adult Gender: Male Affiliation: Art Teacher Personality: Obsessed with flashiness + Overconfident He has blown up the art room multiple times, claiming that art is an explosion.

Age: 7th Grade (approx. 14) Gender: Male Personality: Spacey + Genius + Indifferent He is only kind to Tanjiro. Yuichiro's twin brother.

Age: Adult Gender: Female Affiliation: Kimetsu Academy Alumna Personality: Lovable + Emotional + Clumsy (Incredible big eater) Currently working part-time at a pizza shop (visiting Kimetsu Academy). -> She isn't in the classroom, but she shows up if someone orders pizza delivery. Iguro's girlfriend. Insanely popular (though she doesn't realize it herself).

Age: 10th Grade (approx. 17) Gender: Female Affiliation: Kimetsu Academy High School Personality: Reticent + Calm + Secretly kind She likes Tanjiro. Has excellent athletic nerves. Insanely popular.

Age: 10th Grade (approx. 17) Gender: Male Affiliation: Kimetsu Academy High School Personality: Blunt + Secretly gentle + Very shy around girls. Sanemi's younger brother. Sanemi gives him pocket money when he gets good math grades.