Sri Devaadi Raja Perumal Temple, Nagapattinam: History, Timings & Visitor Guide

The Devaadi Raja Perumal temple (Tamil: தேவாதிராஜன் பெருமாள் கோயில்) (also called Amaruviappan temple) in Therazhundur, a village in Mayiladuthurai district of the South Indian state of Tamil Nadu, is dedicated to the Hindu god Vishnu. Constructed in the Dravidian style of architecture, the temple is glorified in the Naalayira Divya Prabandham, the early medieval Tamil canon of the Alvar saints from the 6th–9th centuries CE. It is one of the 108 Divya Desams dedicated to Vishnu, who is worshipped as Amaruviappan, and his consort Lakshmi as Sengamalavalli Thayar. The original structure of the temple was built by the Karikala Chola during the 1st century CE, with later additions from the Cholas during the 11th century.

A granite wall surrounds the temple, enclosing all its shrines. The temple tank is located opposite to the temple, outside the main entrance. The temple follows Vadakalai tradition of worship. Six daily rituals and many yearly festivals are held at the temple, of which the Vaikasi Brahmotsavam during the Tamil of Vaikasi (during May - June), and Vaikuntha Ekadashi during Margali (December - January) being the most prominent. The temple is maintained and administered by the Hindu Religious and Endowment Board of the Government of Tamil Nadu.