On January 31, 1996, the position of the chief priest became vacant since Narishige, who was the chief priest at that time, along with his father, Chojun OTANI, declared their withdrawal from the religious school.
また、1996年（平成8年）1月31日、門首であった業成が、父・大谷暢順らとともに宗派からの離脱を宣言し、門首不在となった。