Each of the four Buddhist mountains belongs to a bodhisattva:
五台山 to Manjushri,
峨眉山 to Samantabhadra,
普陀山 to Guanyin and
九华山 to Ksitigarbha (
地藏). The Silla monk Kim Gyo-gak, who meditated here in the Tang dynasty, is revered on the mountain as Ksitigarbha himself.