Giichi bears a great resemblance to his ancestor, Giyu. He also has a pale complexion and unruly black hair of uneven lengths that sticks up in tufts around his head. His eyes are sharp and moderately large, their irises a deep sapphire that fades to a lighter blue and their pupils a bluish-black, and are framed by thin eyebrows. He wears a blue sweater, a black jogging pants with a red stripe and a black backpack.