Listen to Byan Mara Kasam online. Byan Mara Kasam is a Rajasthani language song and is sung by Kalu Dahalala. Byan Mara Kasam, from the album Byan Mara Kasam, was released in the year 2023. The duration of the song is 10:13. Download Rajasthani songs online from JioSaavn.