Soon after the expulsion of five monks in 1980, Shoshin-kai filed court litigation requesting a confirmation of the non-existence of the position of the chief abbot (superintendent priest) on the grounds that Kechimyaku Sojo from Nichidatsu to Nikken doesn't appear to have been done, and that consequently the chief abbot in question lacked qualification.
正信会では、1980年の僧侶5名擯斥処分直後に、日達から日顕へ血脈相承した形跡がないので、管長の資格が無いとして、管長地位不存在確認を裁判所に提訴した。