According to the "Hitotsuyanagi Kaki," he was in charge of a mission to spy on Katsuie SHIBATA's army and also performed a great feat of Ichiban-yari (being the first to thrust a spear at an enemy soldier) as one of the warriors on the front line.
柴田勝家軍の動向を探る偵察行動を担当、また先駈衆として一番槍の功名をあげたと「一柳家記」にある。