Dostha Kano lyrics from Roberrt Kannada Movie. Dostha Kano is a Kannada song from the movie Roberrt. Chethan Kumar has worked on Dostha Kano song lyrics and the music is composed by Arjun Janya. The song is being sung by Vijay Prakash and Hemanth Kumar. Dostha Kano video song features Challenging Star Darshan in a lead role. Anand Audio holds the record label for Dostha Kano Kannada song.