He is the son of Jin Itadori and Kaori Itadori. Yuji is the grandson of Wasuke Itadori who was living a normal life until he encountered Megumi and ate one of Sukuna's fingers. After becoming Sukuna's vessel, Yuji began attending Tokyo Jujutsu High alongside Megumi and Nobara as first-year students. He is also not without his more energetic and outgoing traits. Such as his frequent comedic moments where he was seen alongside Nobara gushing about Tokyo and his eagerness to train.