The dispute with Godaigo was said to have been originated from the order issued by Morinaga ignoring Godaigo who also had issued a rinji (the Emperor's command) to topple the bakufu in the anti-shogunate war, therefore, the plot to deprive the imperial throne was not true.
後醍醐との不和は、討幕戦争の際に討幕の綸旨を出した後醍醐を差し置いて令旨を発したことに始まると言われ、皇位簒奪は濡れ衣であると考えられている。