In 1653, Shigenari died (there is an opinion that the demand he made for the reduction of nengu (land tax) on the ruined Amakusa region was not accepted by the central government, so he suicided himself to protest the decision.)
承応2年（1653年）、重成死去（荒廃した天草の年貢減免を要求しそれが通らないための抗議の自害という説がある）。