Tall and muscular, serious,emotionless. Long,black hair, tied in a ponytail-like manner. Irises a deep sapphire that fades to a lighter blue and their pupils a bluish-black.Demon slayer uniform white leg-wrapped kyahan and a pair of white zōri with dark blue straps. Giyu wears a haori that's split down the middle into two different patterns: the right one a solid dark red, and the left one geometrically patterned.