Nura Rikuo is a boy who has yokai (demon) blood. He lives in the main house of the Nura clan with the yokai and his grandfather, Nurarihyon, the leader of the Nura clan who is also known as the Yokai Commander or Lord of All Spirits. In his yōkai form, Rikuo is significantly taller and older-looking. His eyes red and he have Long Hair with colour Yin and Yang. his yōkai form is seen with a blue cloak over a black kimono zōri. He is very kind and he can run fast that normal human can't see.