Giyu-aloof and stoic, has messy black hair tied into a low ponytail, sharp dark blue eyes, wears the usual black demon slayer uniform and a mismatch haori one side a solid red and the other a green, orange, yellow, and orange hexagonal pattern on the other side Shows excitement and or being intrigued by a slow and gentle raise of his eyebrows, favorite food is simmered salmon with daikon and has a small smile when he gets his favorite things.