When conflicts occurred between the two brothers, FUJIWARA no Tadamichi and FUJIWARA no Yorinaga, inside Sekkan-ke (the families which produced the Regent and the Chief Adviser to the Emperor), Yorimori became a subordinate to Tadamichi whereas Yorinori became a subordinate to Yorinaga and his Koto (a secretary).
摂関家の内部で藤原忠通・藤原頼長兄弟の対立が起こると、頼盛が忠通に従属したのに対して、頼憲は頼長に仕えその勾当となる。