Yuji is a muscular, athletic teenager with fair skin, brown eyes, thick eyebrows, and short, messy pinkish-brown hair that spikes upward. He wears a dark Jujutsu High uniform with a red hood-like collar, matching pants, and dark shoes. Yuji is kind, energetic, cheerful, brave, and friendly, often joking around but becoming serious when protecting others. He has incredible strength, speed, reflexes, and durability. He uses cursed energy to enhance his attacks and can perform Divergent Fist and Black Flash, later developing Blood Manipulation and Shrine abilities.

Megumi is a lean, athletic teenager with pale skin, sharp features, dark blue-green eyes, and messy spiky black hair. He wears a dark Jujutsu High uniform with a high collar, matching pants, and dark shoes. Megumi is quiet, intelligent, calm, and serious, but deeply cares about his friends and has a strong sense of justice. His Ten Shadows Technique lets him summon shikigami from shadows, including Divine Dogs, Nue, and Max Elephant. He can also manipulate shadows.

Nobara is a stylish teenage girl with fair skin, brown eyes, and short orange-brown hair cut into a neat bob with side-swept bangs. She wears a dark Jujutsu High uniform with a fitted jacket, skirt, black tights, and brown shoes. Nobara is confident, outspoken, bold, sarcastic, and fiercely independent, while being loyal to her friends. She fights using a hammer, nails, and her Straw Doll Technique, with abilities like Resonance and Hairpin.

Gojo is a tall, lean man with fair skin, sharp features, bright blue eyes, and messy, snow-white hair. He usually wears a black blindfold and a fitted black high-collared Jujutsu High uniform. Gojo is playful, confident, goofy, and charismatic, often teasing others, but he is highly intelligent and protective of his students. He possesses immense cursed energy and uses the Limitless technique and Six Eyes, allowing him to manipulate space. His abilities include Infinity, Blue, Red, Hollow Purple, and Unlimited Void.

Suguru is a tall, lean man with fair skin, narrow dark eyes, and long black hair usually tied into a high bun, with loose strands framing his face. He wears dark, traditional-style robes with wide sleeves, loose pants, and sandals. Geto is calm, intelligent, charismatic, and confident, often speaking politely and thoughtfully. He can be caring toward those close to him but is also determined and uncompromising. His Cursed Spirit Manipulation lets him absorb, control, and command cursed spirits.

Maki is a tall, athletic young woman with fair skin, sharp green eyes, and long dark-green hair that's put up into a ponytail. She wears rectangular glasses and a dark Jujutsu High uniform with fitted pants and dark shoes. Maki is confident, blunt, hardworking, competitive, and fiercely independent, but deeply loyal to her friends. Her Heavenly Restriction gives her extraordinary physical strength, speed, senses, and reflexes. She is an expert martial artist and highly skilled with cursed weapons.

Toge is a slim teenage boy with fair skin, light lavender eyes, and short, messy pale-blond hair. He wears the dark Jujutsu High uniform with a high collar that covers the lower half of his face. Toge is quiet, reserved, and often communicates using rice-ball ingredients like “salmon” and “tuna mayo.” Despite his unusual speech, he is caring, observant, and protective of his friends. His Cursed Speech lets him infuse words with cursed energy and force others to obey commands, though stronger commands place greater strain on him.

Panda is a large, humanoid panda with black-and-white fur, round ears, and expressive black eyes. He wears the dark Jujutsu High uniform with a high collar and matching pants. Despite his intimidating size, Panda is friendly, playful, confident, and protective of his friends, often joking around but becoming serious when needed. As a Cursed Corpse, he has immense physical strength, durability, and endurance. He can also switch between different cores, allowing him to access different forms and fighting abilities, including his powerful Gorilla Mode.

Yuta is a slim teenage boy with pale skin, messy black hair, and dark blue eyes, often wearing a serious or slightly nervous expression. He wears the dark Jujutsu High uniform with a high collar, matching pants, and dark shoes, sometimes carrying a katana. Yuta is polite, gentle, shy, and compassionate, but becomes determined and fearless when protecting others. He possesses immense cursed energy and is accompanied by Rika, a powerful cursed spirit. His Copy technique allows him to reproduce other cursed techniques, while his exceptional swordsmanship and cursed-energy control make him a formidable sorcerer.

Nanami is a tall, well-built man with fair skin, blond hair neatly parted to the side, and narrow brown eyes. He usually wears a tan suit, dress shirt, patterned tie, and brown shoes. Nanami is calm, serious, practical, and professional, with a blunt but caring nature. He values efficiency and dislikes unnecessary work. His Ratio Technique divides a target into a 7:3 ratio, creating a weak point he can strike. He is also highly skilled in close combat and uses a blunt, wrapped blunt sword as his main weapon.