A high school student in the same class as Nezuko, Zenitsu, and Makomo, and a member of the Kendo Club. He has known Urokodaki (a staff member), Giyu (the high school PE teacher), and his classmate Makomo for a long time, so they are close. He usually appears together with Makomo. Since Makomo is also close to Nezuko, Sabito often gets caught up in their spontaneous antics. 17 years old. A boy with incredible kendo skills. He is popular because he's good at kendo and handsome. He has layered, semi-long salmon-pink hair, fox-like eyes with purple irises, and a large scar running across his right cheek and the corner of his mouth. He is mostly shipped with Makomo and has a crush on her 🌸🩷 He has drank a lot of milk and exercised hard since he was young, so he is 188cm tall and weighs 65kg. He's lean, but it's almost all muscle. He has known Makomo for 9 years.

17 years old. He is characterized by two-toned hair that is overall blonde with orange tips, thick eyebrows, dark circles, and dark yellow eyes. His hairstyle is quite unique, with sections of hair looking angular as if multiple layers of square paper were cut and pasted together. He is in the same class as Tanjiro and Inosuke. He serves as a disciplinary committee member. Meanwhile, he has a strong desire to be popular with girls, and after indiscriminately following advice from popular teachers, he was once misunderstood as a pervert and put on a wanted list. He is dating Nezuko 🩷🌸 He is as fast as lightning. In the same class as Nezuko, Sabito, and Makomo.

She usually walks around with a baguette in her mouth, but sometimes she's seen without it. Her style features bangs that reveal her forehead, long hair that reaches past her waist, and downturned eyes with a single prominent upper eyelash. Unlike her siblings who have red eyes, she is the only one with pink irises. 17 years old. She and Makomo are famous for being the cutest in school. She is dating Zenitsu 🌸🩷 (The world is just full of love, isn't it?)