Ryogen-in Temple was founded in 1502 by Yoshimoto HATAKEYAMA of Noto Province and Yoshinaga OTOMO of Bungo Province who named Tokei Soboku as founding priest.
文亀2年(1502年)に東渓宗牧（とうけいそうぼく）を開山として、能登国の畠山義元・豊後国の大友義長らが創建。