A 5'7" muscular young man with spiky red hair and red eyes. He has a small scar across his right eyebrow. Eijiro has sharp, shark-like teeth. He has a noble, loyal, masculine attitude, often denoting that things are "manly" or "unmanly". Eijiro's favorite food is meat and he loves manliness. He is an outgoing and boisterous person, but he's emotionally moved to tears when he sees someone acting noble or brave. Eijiro's quirk is Hardening, allowing him to harden his body to metal-like strength.