It is thought that Goshirakawa backed up Enjo-ji Temple not only because of his faith, but also because he intended to divert Enryaku-ji Temple, which held extreme power.
後白河が園城寺に肩入れしたのは個人的な信仰心だけでなく、強大な勢力を誇る延暦寺を牽制する狙いもあったと見られる。