Toji Fushiguro, born Toji Zenin, is a recurring character in the Jujutsu Kaisen series and the primary antagonist of the Gojo's Past Arc. He is a non-sorcerer assassin, infamous as the Sorcerer Killer. Born with a Heavenly Restriction that leaves him with virtually no cursed energy, he compensates with superhuman physical ability and an almost undetectable presence. Toji Fushiguro is also the biological father of Megumi Fushiguro and was part of the Zenin clan.