Listen to Harivarasanam (Nadaswaram ) online. Harivarasanam (Nadaswaram ) is a Malayalam language song and is sung by O.K. Gopi. Harivarasanam (Nadaswaram ), from the album Harivarasanam ( Various Instruments ), was released in the year 1970. The duration of the song is 6:35. Download Malayalam songs online from JioSaavn.