The eldest son of the Emperor and FUJIWARA no Onshi, who was the second consort of an Emperor, Prince Yasuakira became the crown prince; however, because he died young, his son, Prince Yoriyoshi, was set up as a crown prince, but he too died young.
天皇ははじめ中宮藤原穏子との間にあげた長子保明親王を東宮の座に据えたが、早世したためその子慶頼王を立坊させるも、やはり夭折した。