Listen to Naan Oru Thani Ragam online. Naan Oru Thani Ragam is a Tamil language song and is sung by T. M. Soundararajan and L. R. Eswari. Naan Oru Thani Ragam, from the album Pon Vandu, was released in the year 1971. The duration of the song is 4:18. Download Tamil songs online from JioSaavn.