At the time of the Jinshin War in 672, he was a major ally of Prince Otomo (Emperor Kobun), and he was defeated, caught and banished with his descendants.
672年の壬申の乱のときは大友皇子（弘文天皇）側の重臣で、敗れて捕らえられ、子孫とともに流刑になった。