Eryō ［慧亮］ (802–860): A priest of the Tendai school in Japan. As a youth, Eryō studied at Enryaku-ji, the head temple of the Tendai school on Mount Hiei. In 829 he received the Mahayana bodhisattva precepts under Gishin, Dengyō’s designated successor and the first chief priest of Enryaku-ji. He also studied under Enchō and Jikaku, the second and third chief priests of Enryaku-ji, and learned both the exoteric and esoteric Tendai doctrines. Eryō was supervisor of a temple on Mount Hiei called Hōdō-in. One account states that he was born in 812.