Listen to O Nanna Raja online. O Nanna Raja is a Kannada language song and is sung by S. P. Balasubrahmanyam, K. S. Chithra and Sadhu Kokila. O Nanna Raja, from the album Balnanmaga, was released in the year 2001. The duration of the song is 4:53. Download Kannada songs online from JioSaavn.