Muzan Kibutsuji is the Demon Queen and is the first demon to exist. She has a chignon hairstyle, almond shaped eyes, cat-like red irises, and blue nails. She wears various amounts of extravagant outfits such as black tuxedos or red dresses. She is cold-hearted, intimidating, and intelligent but is completely monotone. She looks to be in her twenties but in reality she is thousands of years old. She has a voluptuous slender body, having large hips, wide legs, and a round and expansive behind.