On October 15, which was around the day when a messenger left Kamakura to Kyoto, Yoshikazu HIKI as the menoto-fu of Yoriie and maternal grandfather of MINAMOTO no Ichiman, Yoriie's first son, was murdered by Tokimasa HOJO in Kamakura, subverting the Hiki family (the Conspiracy of Yoshikazu HIKI).
使者が鎌倉を発った前後と思われる9月2日、鎌倉では頼家の乳母父で長男源一幡の外祖父である比企能員が北条時政によって謀殺され、比企一族は滅ぼされた（比企能員の変）。