On the Article of May 23, 1185 in "Azuma Kagami" (The Mirror of the East), he was described as one of 24 appointments without permission who were offended by Yoritomo and appointed to Umanojo.
『吾妻鏡』文治元年（1185年）4月15日(旧暦)条で頼朝の怒りを買った無断任官者24名の1人で、馬允（うまのじょう）に任じられた。