Listen to O Nanna Chethana online. O Nanna Chethana is a Kannada language song and is sung by Narasimha Naik and Rathnamala Prakash. O Nanna Chethana, from the album Anikethana Poems, was released in the year 2002. The duration of the song is 6:32. Download Kannada songs online from JioSaavn.