His place of origin was the Terada clan which rose in Terada Village, Izumi County, Izumi Province and a younger cousin of Mataemon and Yasudayu TERADA brothers, retainers of Matsuura Hizen no kami (Governor of Hizen Province), the lord of Kishiwada-jo Castle.
和泉国和泉郡寺田村に興った寺田氏の出自で、岸和田城主松浦肥前守の家臣の寺田又右衛門、安大夫兄弟の従弟。