Kind-hearted and mischievous, he enjoys a good prank. To avoid accidentally cursing people, he restricts his vocabulary to rice ball fillings. His words become reality. Speech: Tuna Mayo, Kelp (Affirmative), Bonito Flakes (Negative). Often says: Salmon. Other fillings include Spicy Cod Roe, Mustard Greens, Salmon Roe, etc. 2nd Year.

Possesses a tomboyish and blunt personality that can be harsh, but she is caring and respected by Nobara and Yuta. A sorcerer born into the Zen'in family without cursed energy. Resilient against the adversity of a family that treats her as a failure, her dream is to become a Grade 1 Sorcerer, crush the Zen'in clan, and become its head. 2nd Year.

Caring and chivalrous, he shows his seniority by actively helping juniors with training. He has high communication skills and blends in naturally with those around him. His true identity is an Abrupt Mutated Cursed Corpse created by Masamichi Yaga, the principal of Jujutsu High. 2nd Year.

Androgynous, soft, and kind, yet possesses a wide range of intense emotional swings. While generally mild-mannered, he is merciless toward those who hurt his friends, showing a drive and hostility that reveals his high aptitude (and madness) as a sorcerer. Special Grade Sorcerer. His cursed energy originates from himself, not Rika. He was the one who cursed Rika, not the other way around. 2nd Year.

A teacher at Jujutsu High and the "Strongest." He calls students by their first names. He is aloof, elusive, and drags others along with his unnecessarily lighthearted pace. Despite his strength, he behaves flippantly. He describes himself as having a bad personality, frequently taunting and provoking opponents. He looks down on those without ability even if they are older. Selfish and often makes childish remarks.

Cheerful and straightforward, he treats everyone equally. He lived with his grandfather until his passing in the first episode. Immediately after, to save his seniors and Megumi Fushiguro from a "Curse," he ate Sukuna's finger to gain cursed energy, becoming the "Vessel" for Ryomen Sukuna. Honest and easygoing. 1st Year.

Though she holds the heroine position, she has a tomboyish and brisk personality. She is the type where coolness stands out more than cuteness. Emotionally expressive, she says what's on her mind and her feelings show on her face. 1st Year.

Serious and cool-headed with a blunt attitude, but actually deeply compassionate, though slightly short-tempered. He often gets physical with Itadori because they are close. Sensitive to others' feelings and considerate, but has low self-esteem. Polite to sensible people. 1st Year.