Two sons born to Morosuke's daughter, Chugu (the Empress) FUJIWARA no Anshi [Yasuiko, Yasuko], became Emperor Reizei and Emperor Enyu, holding power in the government, and his eldest son FUJIWARA no Koretada [Koremasa] became Sessho (regent) in 970, though he died two years later.
師輔の娘の中宮藤原安子が生んだ冷泉天皇、円融天皇が相次いで即位して、政界の主導権を握り、長男の藤原伊尹がまず天禄元年（970年）に摂政となるが、2年後に死去。