After Yoshimochi's death his younger brother Yoshinori assumed shogun, but Mochiuji opposed to this and took disobedient attitudes toward the bakufu, for example, Mochiuji continued to use Shocho era even after the name of the era had been changed from 'Shocho' to 'Eikyo'.
義持の没後、弟の義教が将軍に就任すると、持氏はこれに反発し、1429年に元号が「正長」から「永享」に改元されても持氏は正長の元号を用い続けるなど、幕府に対する不服従の態度を示した。