Listen to Radha Azhaikkiraal online. Radha Azhaikkiraal is a Tamil language song and is sung by Ilaiyaraaja and S. Janaki. Radha Azhaikkiraal, from the album Therkkathi Kallan (Original Motion Picture Soundtrack), was released in the year 1988. The duration of the song is 4:30. Download Tamil songs online from JioSaavn.