Furthermore, Tango no tsubone (also known as Tango Naishi (maid of honor)) seen in "Azuma Kagami" was the wife of Morinaga ADACHI and the daughter of nursing mother of Yoritomo, and was a completely different person from Eishi.
なお、同時代の『吾妻鏡』に見られるもう一人の丹後局（丹後内侍）は、頼朝の乳母の娘で安達盛長の妻であり、栄子とは別人である。