Listen to Koto Boishakhi Jhor online. Koto Boishakhi Jhor is a Bengali language song and is sung by Subir Nandi. Koto Boishakhi Jhor, from the album Best Hits of Subir Nandi, was released in the year 2008. The duration of the song is 3:46. Download Bengali songs online from JioSaavn.