Yuta Okkoktsu is the main protagonist in the Jujutsu Kaisen prequel series, Jujutsu Kaisen 0: Jujutsu High. Yuta is a special grade sorcerer due to Rika, a cursed spirit that haunted Yuta since a child. Yuta eventually learns to control his cursed energy and becomes more reliable on his own with a sword and not on Rikas cursed powers.