She was the eighth Princess of the Emperor Kanmu, and her mother was FUJIWARA no Heishi (daughter of FUJIWARA no Takatoshi, who held the title of vice-councilor of state), who was a Kyujin (court lady).
桓武天皇の第8皇女で、母は宮人藤原平子（中納言藤原乙叡女）。