Kiminori SANJO, the Naidaijin (Minister of the Center), had been close with Shinzei, and was enraged at Nobuyori's tyranny, so he contacted Tsunemune and Korekata of the Nijo direct rule faction to plot his overthrow.
信西と親しかった内大臣・三条公教は信頼の専横に憤りを抱き、二条親政派の経宗・惟方に接触を図った。