Due to the gokenins' smoldering discontent with the dictatorship by the shogun, Yoriie was deprived of his voting right to lawsuits within only three months, and a council system by 13 senior vassals called shukuro was established to stop the dictatorship by the shogun.
しかし将軍独裁体制に対する御家人たちの鬱積した不満により、頼家はわずか3ヶ月で訴訟の採決権を奪われ、代わって幕府宿老による十三人の合議制がしかれ、将軍独裁は押さえられた。