Tiruththanka, also known as Tooppul or the Deepa Prakasa Perumal Temple, is located in Kanchipuram, Tamil Nadu. This temple is dedicated to the Hindu god Vishnu. It is built in the Dravidian architectural style and is celebrated in the Divya Prabandha, a collection of early mediaeval Tamil hymns by the Azhwar saints from the 6th to 9th centuries AD. The temple is one of the 108 Divya Desams dedicated to Vishnu, who is worshipped here as Deepa Prakasar, with his consort Lakshmi, known as Maragathavailli. The temple's sacred water body is called Saraswathi Theertham.