Listen to Bwisagu Bwtwrao Danai online. Bwisagu Bwtwrao Danai is an Assamese language song and is sung by Kasim Basumatary and Rosmi Basumatary. Bwisagu Bwtwrao Danai, from the album Bwisagu Bwtwrao Danai, was released in the year 2023. The duration of the song is 5:12. Download Assamese songs online from JioSaavn.