In December of that year, after Masakado complained to his former lord, FUJIWARA no Tadahira, about the violence caused by Yoshikane, the Imperial Court issued official documents from Dajokan, the Great Council of State, to find and capture Yoshikane and his army.
将門は元主人の藤原忠平に良兼の暴状を訴え、同年12月、朝廷から良兼らの追捕の官符が発せられた。