1985: A foundation monument was established at the site of Koten Kokyujo (in front of Tokyo Kusei Kaikan building, 3-5-5 Iidabashi, Chiyoda-ku) jointly by Kokugakuin University and Nihon University.
1985年國學院大學・日本大学が共同で皇典講究所跡地（千代田区飯田橋3－5－5東京区政会館前）に発祥記念碑を建立。