Listen to Katru Karavai (Nithyasree Mahadevan) online. Katru Karavai (Nithyasree Mahadevan) is a Tamil language song and is sung by Nithyasree Mahadevan. Katru Karavai (Nithyasree Mahadevan), from the album Thiruppavai (Nithyasree), was released in the year 2006. The duration of the song is 1:58. Download Tamil songs online from JioSaavn.