During December of the same year, he joined Shinsaku TAKASUGI, who rose up to fight against 'conventional party' which was supporting the doctorine of allegiance to Bakufu and ruling the Domain, defeating and removing them.
同年12月、対幕府恭順論の「俗論派」による藩支配に対する高杉晋作の決起に参戦し勝利を収め、「俗論派」を排除する。