Lokeśvararāja (Japanese: Seijizaio Nyorai), was the 53rd Buddha in the history of existence, as according to the Larger Sutra of Immeasurable Life, long before Shakyamuni Buddha came and established Buddhism. He is known for teaching the Dharma to King Dharmakara, who was so impressed, that he became a monk, and later achieved Enlightenment himself as Amitabha Buddha.