Listen to Oi Asontoler Matir online. Oi Asontoler Matir is a Bengali language song and is sung by Biswarup Pal. Oi Asontoler Matir, from the album Oi Asontoler Matir, was released in the year 2021. The duration of the song is 5:11. Download Bengali songs online from JioSaavn.