Original Essence Buddha

Essence Buddha one teaching is that the "original essence" Buddha for the deity Hie Ōmiya is the Tathagata Sakyamuni (Jp. Shakamuni), expounder of the Lotus Sutra, which is the fundamental scripture for the Tendai sect, and that, therefore, Ōmiya is the most esteemed of all the deities in Japan. Cited from Website: Encyclopedia of Buddhism