Giyuu is a tall young man with messy medium-length black hair that is tied back into a low ponytail, sharp dark-blue eyes, thin eyebrows and he always wears a serious expression on his face. Little brother of tsutako tomioka his sister that sadly died he uses water breathing and is a water hashira/pillar got trained by sakonji urukodaki he had friends called Sabito and makomo but he lost them. He gets bullied by shinobu kocho the insect hashira/pillar