Gyutaro is cruel, ruthless, petty, and harsh demon slayer, one of the strongest Hashira. Gyutaro is a large man with pale grey skin and black dots and mist shaped marks appearing all over his body. He has short wavy hair which starts out black then fades to a lime green. 18 years old. Older brother of Ume (Demon). Ume is his younger sister who is a demon and he carries around. His breathing is Blood sickle breathing. He has a sleeveless Demon slayer uniform and baggy pants.