In 1569, Kenson, the second son of Kennyo of Hongan-ji Temple, joined the priesthood of Kosho-ji Temple and was appointed associated chief priest of Ishiyama Hongan-ji Temple.
1569年（永禄12年）、興正寺に本願寺顕如の次男顕尊が入寺し、石山本願寺の脇門跡に任ぜられる。