Itto is tall and has white spiked hair with pale red streaks that goes down to his back. As an oni, he has two red horns on his forehead. Itto also has eyes that fade from red to yellow and has pointed ears. Itto's attire is decorated with a number of spikes and spines. He wears a cropped purple top paired with a sleeveless black collared coat decorated around the shoulders with ropes. He wears gray pants decorated with guards. His Geo Vision is on a spiked choker around his neck.