Listen to Korunamai Hey Biswanath online. Korunamai Hey Biswanath is an Assamese language song and is sung by Namita Bhattacharya. Korunamai Hey Biswanath, from the album Raja Harishchandra, was released in the year 1979. The duration of the song is 3:27. Download Assamese songs online from JioSaavn.