Listen to Hrudaya Oh Hrudaya online. Hrudaya Oh Hrudaya is a Kannada language song and is sung by Rajesh Ramanathan and Kumar Sanu. Hrudaya Oh Hrudaya, from the album Rajesh Ramanath Super Hit, was released in the year 1997. The duration of the song is 5:05. Download Kannada songs online from JioSaavn.