In those days in the capital, the Taira clan reached the height of its prosperity through the Hogen and the Heiji disturbances, however, Hidehira maintained his independent power in the remote Oshu region.
この頃都では保元の乱、平治の乱の動乱を経て平氏全盛期を迎えるが、秀衡は遠く奥州にあって独自の勢力を保っていた。