In the Shochu Disturbance in 1324, in which Godaigo's plot was detected by Rokuhara Tandai (an administrative and judicial agency in Rokuhara, Kyoto) that were set up by the Hojo clan to monitor the Imperial court, Suketomo was captured along with Toshimoto HINO, sent to Kamakura, and sentenced to exile in Sado ga shima Island.
1324年に計画が北条氏が朝廷監視のために設置していた京都の六波羅探題に察知された正中の変では日野俊基らとともに捕縛されて鎌倉へ送られ、佐渡島へ流罪となる。