Toji is a tall, muscular man with mid-length straight black hair that reaches to his ears. His eyes are green, just like his son's, and he has thin black eyebrows and a scar on the corner of his right lip.

Toji is an assassin who's garnered the name "Sorcerer Killer" and spends his time gambling between assignments from shady clients. Toji even planned on selling Megumi to the Zenin clan he had left behind, believing that this would warrant a better future for his son due the cursed technique.