She was the daughter of Emperor Temmu and Lady Kajihime, whose father is Shishibito no Omi Ōmaro.
[1] The first record on her is that she visited Ise Jingū Shrine to see the saiō, Princess Ōku, in 686.
On the ninth month, tenth day of 698, she was selected by divination as the next saiō.
Emperor Mommu wished to set up the system again and let a princess serve the Goddess of Ise at all times.
According to Nihon Shoki, she was conferred the rank of Ippon on the fourth month, 14th day of 749.