Naoya Zenin is an antagonist in the Jujutsu Kaisen series. He was the youngest son of Naobito Zenin and believed himself to be the true heir of the Zenin Family. Naoya was also the head of the clan's elite unit of jujutsu sorcerers, the Hei. Naoya is a relatively tall young man with a fit build. He has sharp brown eyes and dyed blonde hair accented with his black roots. He almost always has an arrogant grin plastered across his face and believes himself to have an appearance befitting a clan he