FUJIWARA no Nagaie, Yukinari's daughter, was married to Michinaga's son, but she died early, and then Nagaie took Tadanobu's daughter as his wife, but she also died at a young age.
なお、道長の子藤原長家の正室には初めは行成が娘が嫁いでいたが早世し、続いて斉信の娘が嫁いでいるがやはり早世している。