Two years later in 1291, he converted Zenrin-ji-dono Palace into a temple and invited the 80 year old Mukan Fumon to serve as chief priest of the temple which was named 'Ryoansan-Zenrin-Zen-ji Temple.'
2年後の正応4年（1291年）、法皇は禅林寺殿を寺にあらため、当時80歳の無関普門を開山として、これを龍安山禅林禅寺と名づけた。