Thuparamaya is a dagoba in Anuradhapura, Sri Lanka. It is a Buddhist sacred place of veneration. Mahinda Thera, an envoy sent by King Ashoka himself introduced Theravada Buddhism and also chetiya worship to Sri Lanka. At his request King Devanampiyatissa built Thuparamaya in which was enshrined the collarbone of the Buddha. It is considered to be the first dagaba built in Sri Lankafollowing the introduction of Buddhism.