Listen to Varnam - Raga Swarashtram online. Varnam - Raga Swarashtram is an Instrumental language song and is sung by Kaushiki. Varnam - Raga Swarashtram, from the album Kaushiki, was released in the year 2005. The duration of the song is 8:31. Download Instrumental songs online from JioSaavn.