When the stone pagoda, which is thought to have been established during the time of the Imperial Prince Yorihito, at the Sonryu-in Temple was repaired and investigated in 1970, Shari (Buddhist relics) were found.
尚、尊瀧院内に現存する頼仁親王当時建立とされる石塔を昭和45年（1970年）に修繕・調査した際、舎利が発見された。