(There is a description in "Fuso ryakki" [A Brief History of Japan], saying 'the empress conducted shosei at the government in the year of hinotoi [which means 687 here]; that she ascended the throne four years after; and that she put the capital in the Fujiwara Palace, Asuka kiyomihara no miya, Takaichi County, Yamato Province.)
（『扶桑略記』に、「皇后朝に臨んで称制し丁亥の歳をもって元年となす四年に至って即位し大和國高市郡明日香淨御原宮藤原宅に都す」とある）