In the Jisho-Juei War, he was the military commissioner of the army of MINAMOTO no Noriyori and took an expedition through Sanyo-do Road to Kyushu to block the retreat of the Taira family.
治承・寿永の乱では源範頼の軍奉行となり、山陽道を遠征し九州に渡り、平家の背後を遮断した。