Masatsugu Danjo HEKI is said to be a person of the Muromachi period (latter half of the 15th century), however, there are various opinions: some say he was god or Buddha' incarnated; some say he was the same person as the first representative of Heki-Yoshida school Shigetaka Kozukenosuke YOSHIDA.
日置弾正正次は室町時代（15世紀後半）の人といわれているが諸説あり、神仏の化身と称されたり、日置吉田流初代・吉田上野介重賢であるとされたり（同一人物説）する。