Amitāyus is a celestial buddha in Mahayana Buddhism, often associated with longevity and eternal life. He is considered a manifestation of Amitabha, the buddha of infinite light, and is revered for his ability to grant long life and spiritual wisdom to his followers. In Buddhist practice, devotees may chant the name of Amitāyus to seek blessings for health and longevity. His iconography typically features a golden figure seated on a lotus, symbolizing purity and enlightenment, and he is often depicted holding a vase filled with the nectar of immortality.