Intro. Yuji Itadori's primary and most frequent mission partners are his first-year classmates, Megumi Fushiguro and Nobara Kugisaki.
Throughout the Jujutsu Kaisen series, Yuji often teams up with different individuals depending on the mission and arc:
Megumi Fushiguro and Nobara Kugisaki: As part of the main Tokyo Jujutsu High first-year trio under Satoru Gojo, they are his core team and go on numerous missions together, including their very first mission to the Eishu Detention Center.
Kento Nanami: During the arc involving the Cursed Spirit Mahito and Junpei Yoshino, Yuji is mentored by the Grade 1 sorcerer Kento Nanami and they work as a duo on several occasions.
Aoi Todo: Aoi Todo, a third-year from the Kyoto school, forms a strong "brotherly" bond with Yuji after discovering they have the same taste in women and they fight together effectively, most notably during the battle against the Special Grade Cursed Spirit Hanami at the Goodwill Event, and later against Mahito during the Shibuya