Feeling unsatisfied about this situation the vassals forced Hisamasa to retire in favor of Nagamasa, who was believed to have great knowledge and courage, by exiling Hisamasa to Chikubushima Island.
このような状況に不満を持つ家臣達は知勇に優れた長政に期待を寄せ、久政を竹生島に追放して隠居を強要した。