Ch'ŏnju-sa is a Korean Buddhist temple located on the southern slope of Yaksan mountain, in Yongbyon, North Pyongan province, North Korea. It is listed as National Treasure #46 in that country. Founded 1684 during the mid-Joseon dynasty the temple today retains its main prayer hall, known as Pogwang Hall (普光殿); the Chonju Pavilion (天柱樓), once known as one of the six most scenic spots in Yongbyon; and several lesser outbuildings, including storage rooms, and dormitories.