In the Jinshin War of 672, he joined the side of Oama no oji (Prince Oama, later became the Emperor Tenmu) and worked as OTOMO no Fukei's messenger sent to the Prince Oama.
672年の壬申の乱で大海人皇子（天武天皇）の側につき、大伴吹負から皇子への連絡の使者になった。