He had his eldest daughter, Yukiko, 22 year old at the time, marry FUJIWARA no Yorinaga, 14 year old at the time, which strengthened ties with the line of regents and advisers.
長承2年（1133年）には長女・幸子（22歳）を藤原頼長（14歳）と結婚させることで、摂関家と関係を強めた。