Listen to Mamarathu Kuyilu online. Mamarathu Kuyilu is a Tamil language song and is sung by K. S. Chithra and Ilaiyaraaja. Mamarathu Kuyilu, from the album Raaja Raajathan, was released in the year 1989. The duration of the song is 4:31. Download Tamil songs online from JioSaavn.