Listen to Ratno Dangar Biler Kule online. Ratno Dangar Biler Kule is a Bengali language song and is sung by Gouri Pandey and Aswini Gosai. Ratno Dangar Biler Kule, from the album Nacho Matua, was released in the year 2014. The duration of the song is 9:52. Download Bengali songs online from JioSaavn.