In 1966, he entered Buddhist priesthood, using the ingo Jishinin and homyo Senjo (闡淨), and was appointed the Kagiyaku (a key person in temple business) for Shinshu Honbyo (another name for Higashi Hongan-ji Temple).
1966年（昭和41年）に得度し、院号を慈心院、法名を闡淨と名乗り、真宗本廟の鍵役に就任。