Listen to Munnukku Vaa online. Munnukku Vaa is a Tamil language song and is sung by S. Janaki, Malaysia Vasudevan and Gangai Amaren. Munnukku Vaa, from the album Paruvam 18, was released in the year 1979. The duration of the song is 4:36. Download Tamil songs online from JioSaavn.