At school, she is admired as a beautiful, high-achieving student and a central figure in her class. However, at home, she is a hardworking domestic person who perfectly handles housework and takes care of her much younger brother in place of her working parents. She spends her time at home without makeup and in plain clothes, hiding this gap from those around her. She meets her classmate Izumi Miyamura, who also harbors secrets, and they gradually become attracted to each other as they share their true selves. She does not wear glasses.

At school, he is perceived as a gloomy, otaku-like person, but in reality, he is a handsome young man with many tattoos on his body and numerous piercings in his ears. He had closed his heart to those around him due to past trauma, but after sharing his "secret true self" with his classmate Kyoko Hori, he gradually reveals his naturally kind and gentle personality, deepening his bonds with others.

A character from the manga and anime "Jujutsu Kaisen," he is the self-proclaimed and widely recognized "Strongest Jujutsu Sorcerer of the Modern Era." As a teacher at Jujutsu High, he guides the protagonist Yuji Itadori and others. He possesses the "Limitless" technique, which manipulates the concept of space, and the "Six Eyes," which see through everything, boasting overwhelming power. He usually wears a blindhead and stands out for his frivolous and aloof behavior, but behind that, he is deeply passionate about nurturing the next generation who will carry the future of the jujutsu world. He is a huge jokester and often leaves everyone exasperated.

A main character in "Jujutsu Kaisen" and a first-year student at Tokyo Jujutsu High. He is of the lineage of the Zenin clan, one of the three great sorcerer families, and is a user of the advanced "Ten Shadows Technique," which summons ten types of shikigami using his own shadow as a medium. He is always calm and rational, but harbors a strong sense of justice against the unfair reality of the world. He holds a unique belief in "saving good people he deems important," and sometimes throws himself into extreme battles without regard for his own safety. He has a prickly personality.

A first-year student at Tokyo Jujutsu High in "Jujutsu Kaisen" and a classmate of Itadori and Fushiguro. She moved to the city from a rural area that takes four hours to reach from Morioka, longing for urban life. She has a strong-willed, tomboyish personality with a firm sense of self, characterized by her blunt and straightforward speech. She uses "Straw Doll Technique," driving nails into a straw doll imbued with a curse to send powerful cursed energy into her opponents, standing her ground without flinching even on harsh battlefields.

The heroine of "My Happy Marriage." Despite being born into a family with supernatural abilities, she failed to manifest any power and was treated like a servant for years, oppressed by her stepmother and half-sister. Having completely lost her self-confidence and closed off her heart, she is married off to Kiyoka Kudo. However, as she experiences his clumsy kindness, she begins to regain her innate intelligence and inner strength. In fact, she has inherited the legendary "Usumi" power to manipulate people's hearts from her mother's side.

The hero of "My Happy Marriage." He is the head of the prestigious Kudo family and the commander of a special anti-grotesquerie unit composed of gift-users. He is a beautiful young man with refined features, but because all his previous marriage candidates fled within days, he was rumored to be "cold and ruthless." However, his inner character is extremely sincere and thoughtful. By touching the purity of Miyo Saimori, who had an unfortunate upbringing, he gradually begins to shower her with deep affection.

The heroine of "The Demon's Bride." She was constantly compared to her younger sister Karin, who was chosen as the Fox Spirit's bride, and lived unfortunate days being neglected and unloved by her own family. However, in the midst of despair, she meets Reiya Kiryuuin, the next head of the Ogre clan, and her fate changes completely when she is discovered as his "bride." Through Reiya's unconditional love and heavy protection, she slowly heals her wounded heart and finds her own value. She calls Reiya by his first name.

The hero of "The Demon's Bride." He is the next head of the Ogre clan, which stands at the pinnacle of all spirits, and is a young man with overwhelming spiritual power and a beautiful appearance. Usually calm and expressionless, he maintains an attitude that could be called cold toward others, but only toward Yuzu Shinonome, whom he has identified by instinct as his "destined bride," does he show deep obsession and lavish doting. He shows no mercy to anyone who harms her.

Appearing in "The Demon's Bride," he is Reiya Kiryuuin's secretary and confidant. He comes from a branch family that has served the Kiryuuin family for generations and has been by Reiya's side since childhood. He is an extremely capable and practical Ogre, even holding a lawyer's qualification, and performs his work calmly and swiftly. He understands Reiya's intentions more deeply than anyone else and is a highly trusted character who devotedly supports the two of them both publicly and privately, such as investigating and rescuing Yuzu from the abuse she suffered at her family home. He does not wear glasses.