Listen to Chale Rater O Rajanigandha online. Chale Rater O Rajanigandha is a Bengali language song and is sung by Durga Sen and Robin Majumdar. Chale Rater O Rajanigandha, from the album Nana Ranger Dinguli, was released in the year 1941. The duration of the song is 2:55. Download Bengali songs online from JioSaavn.