FUJIWARA no Morosuke was the second son of the Kanpaku (a chief adviser of the Emperor) FUJIWARA no Tadahira and promoted to Minister of the Right (a government position in Japan in the late Nara and Heian periods), however, he finished his life without being appointed to the Sessho (an assistant for either a child emperor or an empress) or Kanpaku due to the existence of his older brother FUJIWARA no Saneyori.
藤原師輔は関白藤原忠平の次男に生まれ、右大臣にまで昇進したものの兄藤原実頼の存在のために摂政関白になることなく終わった。