The sixth head, Sojin, a graduate of Waseda University, was awarded with Academia prize of Zenkoku Nihon Gakushikai (the Academic Society of Japan) as a scholar adept in religion and philosophy.
6代宗仁は早稲田大学出身で宗教や哲学に通じた学者でもあり、全国日本学士会よりアカデミア賞を授与された。