When Tokimune was appointed to the regent in 1268, he indicated his frustration as a member of anti-Tokuso school fraction and opposed to the bakufu regarding the content of the answer to correspondence from Yuan (Dynasty).
文永5年（1268年）に時宗が執権に就任した際には反得宗派の1人として不満を示し、元(王朝)からの国書が届いた際にも返答に関して幕府と対立する。