As he succeeded the maternal territory in Mizukui, Shimashimo District, Settsu Province (present-day Ibaraki City, Osaka Prefecture), he called himself also Mizokui daibu (master).
母方の所領であった摂津国嶋下郡溝杭（大阪府茨木市内）の地を相続したことから溝杭大夫と号したという。