While MINAMOTO no Tameyoshi, who succeeded MINAMOTO no Yoshitada, was unable to implement effective measures, TAIRA no Masamori, a branch of Ise-Heishi (Taira clan) who won the favor of Retired Emperor Shirakawa, solidified his position.
源義忠の後を継いだ源為義が効果的な施策を打ち出せずにいた一方、白河院の寵愛を受けた伊勢平氏傍流の平正盛が地位を固めていった。