Listen to Koto Soto Vul (Vocal Version) online. Koto Soto Vul (Vocal Version) is a Bengali language song and is sung by Sarmin Islam. Koto Soto Vul (Vocal Version), from the album Koto Soto Vul, was released in the year 2023. The duration of the song is 3:13. Download Bengali songs online from JioSaavn.