Hiei-zan
' and ', also known as the Enchin and Ennin factions, respectively, were rival branches of the Tendai sect of Buddhism created in the 9th century and based on Mount Hiei just outside Kyoto.Jimon's head temple was Mii-dera, at the foot of Mount Hiei, while the Sanmon sect was based at Enryaku-ji, at the summit of the mountain.