Although he went off to the front as Taishogun (commander-in-chief) in the Jisho-Juei War, he was not competent as a warlord and was devastatingly defeated in the decisive Battle of Fujigawa and Battle of Kurikara-toge.
治承・寿永の乱において大将軍として出陣するが、武将としての力量はなく、富士川の戦い・倶利伽羅峠の戦いの二大決戦で壊滅的な敗北を喫する。