Listen to Belai Mwchangjak online. Belai Mwchangjak is a Kokborok language song and is sung by Swkang Debbarma and Parmita Reang. Belai Mwchangjak, from the album Belai Mwchangjak, was released in the year 2020. The duration of the song is 5:00. Download Kokborok songs online from JioSaavn.