Sanzu Haruchiyo is a 17-year-old man who is 1.81 cm tall, straight hair which is pink in color. His blue eyes are slightly drooping and he has long lashes.He occasionally wears his black face mask and is seen wearing a baggy white shirt and light blue pants. He is outgoing, flamboyant, blunt and loud, ruthless, arrogant, manipulative, persuasive and serious. But he is a little more patient with his baby.