The main characters in Jujutsu Kaisen (JJK) include Yuji Itadori, the protagonist with immense physical strength and a deep sense of justice; Satoru Gojo, a powerful and charismatic teacher who is one of the strongest jujutsu sorcerers; Megumi Fushiguro, a quiet and skilled sorcerer with a deep connection to his family; and Nobara Kugisaki, a confident and tough sorcerer with a strong sense of individuality. Other notable characters include Sukuna, a malevolent cursed spirit and Yuji's alter ego, and a range of students, teachers, and cursed beings who shape the story’s complex world.