Behind those hard-line ideas was the fact that they were seeking a vent for dissatisfaction of 40 to 50 thousand warriors who had lost their position because of Haihan-chiken (abolition of feudal domains and establishment of prefectures).
これらの強硬意見の背景には、廃藩置県によって失業した40万～50万人に上る士族の不満のはけ口を探していたことがある。