Listen to Unai Ninaithu Naan Enai online. Unai Ninaithu Naan Enai is a Tamil language song and is sung by Deva and Karthik. Unai Ninaithu Naan Enai, from the album Ninaithen Vanthai, was released in the year 1998. The duration of the song is 5:07. Download Tamil songs online from JioSaavn.