Tadataka's wife, Eiko was the nanny to the Retired Emperor Sutoku, and Tadamori's wife, Muneko, was the nanny to the first son of the Retired Emperor Sutoku, Imperial Prince Shigehito.
なお、忠隆の妻・栄子は崇徳上皇の乳母であり、忠盛の妻・宗子は崇徳の長子・重仁親王の乳母だった。