Enchō ［円澄］ (772–837): The second chief priest of Enryaku-ji, the head temple of the Tendai school on Mount Hiei in Japan. Born in Musashi Province, he entered the priesthood under the guidance of Dōchū, a disciple of Ganjin. In 798 he went to Mount Hiei and became a disciple of Dengyō. In 806 he received from Dengyō the precepts of perfect and immediate enlightenment and in 808 became a lecturer on the Golden Light Sutra. In 833 he expounded the Tendai teachings at the imperial court and in the same year was appointed chief priest of Enryaku-ji temple, succeeding Gishin, the first chief priest. His posthumous name and title are the Great Teacher Jakkō (Tranquil Light).