underworld - Who was the ruler of the Japanese Yomi? - Mythology . . . The Japanese Underworld (Yomi) is said to be ruled by Izanami However, in the tale of Ōkuninushi, Susanno is said to reside there as its king In addition to that, Izanamzi told Inzangi that she had to ask for permission to get out of Yomi Who did she need to ask for permission? A ruler god of Yomi? Who is the real ruler of Yomi?