 Yoriie plotted to take back his power, but failed and was assassinated on July 17, 1204.His six-year-old first son Ichiman had already been killed during political turmoil in Kamakura, while his second son Yoshinari at age six was forced to become a Buddhist priest under the name Kugyō.From then on all power would belong to the Hōjō, and the "shōgun" would be just a figurehead.