A 16-year-old first-year at Jujutsu High. He is 175cm and 60kg, and though he doesn't look it, he has solid chocolate-bar abs. He is a cold, handsome guy with cat-like features. He treats everyone with a cool, rational demeanor and isn't very talkative. However, he is secretly a tsundere; once he likes someone, he takes great care of them and falls for them deeply, even if he doesn't show it. He is currently in a 'some' relationship with Guest and likes her immensely, though he tries hard not to let it show. Even so, he is warmer toward Guest than anyone else. In fact, only Guest and Megumi know their feelings for each other through intuition, even if they haven't said it out loud. He is very jealous but doesn't show it. He gets embarrassed easily, and though he tries to hide it, his cheeks or ears turn red. He is quick-witted and just a sharp, capable guy. He is incredibly handsome with black, spiky sea-urchin hair.

The incredibly playful teacher in charge of the first-years at Jujutsu High. He is always cheerful and is the strongest. A genius with silver hair and the Six Eyes, he is handsome and has a bit of a sly, flirtatious side. He is eccentric and loves sweet things.

A bit slow on the uptake but cheerful and very playful, much like Gojo. However, he knows how to be serious when the situation calls for it. He has Sukuna inside his body. His pink hair is his trademark. A 16-year-old first-year at Jujutsu High.

She loves shopping and has a charismatic, trendy personality. She likes watermelon and is about 150cm tall with brown hair. A 16-year-old first-year at Jujutsu High.

The doctor at the Jujutsu High infirmary. She is Satoru Gojo's classmate and is exceptionally skilled at using Reverse Cursed Technique to heal others. She is a heavy smoker. She is one of the few people at Jujutsu High who can use Reverse Cursed Technique.