On February 29, 1988, he proclaimed his succession as the 25th Hoshu of Higashi Hongan-ji, to reestablish the legal system of Higashi Hongan-ji Temple that had been dissolved through the reform by the Shinshu sect, Otani school.
1988年（昭和63年）2月29日、真宗大谷派の規則変更によって消滅させられた東本願寺の法統を継承するとして、東本願寺第25世法主の継承を宣言。