Morosuke's eldest daughter, FUJIWARA no Anshi, married Emperor Murakami while he was still the crown prince, and she became a lady of the court with Emperor Murakami's enthronement; Morosuke fully supported the emperor.
師輔は村上が東宮（皇太子）の時代から長女の藤原安子を妃に入れており、村上の即位とともに女御に立てられ、よく天皇を助けた。