He aimed to create a country independent of the Imperial Court, but his rebellion was put down by FUJIWARA no Hidesato and TAIRA no Sadamori and so on (Johei-Tengyo no Ran (Rebellion of Johei-Tengyo)).
朝廷からの独立国建設を目指したが藤原秀郷、平貞盛らにより討伐された（承平天慶の乱）。