Isuzuyori-hime
Isuzuyori-hime () was the legendary empress consort of Japan as the wife of Emperor Suizei, the second legendary emperor of Japan. She was the mother of Emperor Annei. According to historical records, she is regarded as the ancestor goddess of the Masters of Shiki. Life
In the second year, during the spring season of Suizei's reign, she was appointed empress. Later on, in the first year, on the 10th month, 11th day of her son Emperor Annei's reign, he bestowed upon her the title of Kodaigo (empress dowager). It is said that she was born as the daughter of the deity Kotoshironushi, and the sister of Himetataraisuzu-hime, who was the first empress of Japan, and the first wife of Emperor Jimmu. She was an important mythological figure in the Nihon Shoki (Chronicles of Japan). Family tree

References 

Japanese empresses consort
6th-century BC monarchs in Asia