TAIRA no Kiyomori, a son of Tadamori, held Aki no kami (governor of Aki Province), Harima no kami (governor of Harima Province) and Dazai no daini (Senior Assistant Governor-General of the Dazai-fu offices) and after the Heiji War in 1159, established the Taira clan government.
忠盛の子、平清盛は安芸守、播磨守、大宰大弐を歴任し、平治元年（1159年）の平治の乱ののちに平氏政権を成立させた。