During the period, FUJIWARA no Yoshifusa, who was the first subject appointed as Daijo-daijin (Grand Minister) in the reign of the former Emperor Montoku (except FUJIWARA no Nakamaro and Dokyo) and his adopted child (nephew) FUJIWARA no Mototsune attained the ascendancy of the Fujiwara clan including early Sekkanseiji (the power of Sekkan, meaning regents and advisers, governs the country) and so on.
この時代は、前の天皇、文徳天皇朝で人臣初めて（藤原仲麻呂・道鏡は除く）の太政大臣に就任した藤原良房とその養子（甥）の藤原基経が、初期摂関政治等藤原氏の権勢を固めた時代だった。