He worked for Nobunaga ODA, having made remarkable progress in his war service since he was a horse guard and in 1567, he was selected as kurohoroshu (black knights).
織田信長に仕え、馬廻りから戦功を重ねて頭角を表し、永禄10年（1567年）、黒母衣衆の一員に抜擢された。