During the autumn a few months after the death of Yoritomo, Kagetoki KAJIWARA, head of the Samurai-dokoro (the Board of Retainers) who had held an important post since the era of Yoritomo, informed Yoriie of a conspiracy to put up Yoriie's younger brother, MINAMOTO no Sanetomo, as Shogun (from the section on the second of January, 1200 in "Gyokuyo" (The Diary of Kanezane KUJO)).
頼朝が死去して数ヶ月後の秋、頼朝の代から側近として重用されていた侍所長官の梶原景時が、頼家の弟である源実朝を将軍に立てようとする陰謀があると頼家に報告する（『玉葉』正治2年正月2日条）。