Listen to Koster Srote Bhasi Bondhu online. Koster Srote Bhasi Bondhu is a Bengali language song and is sung by JS SOJIB. Koster Srote Bhasi Bondhu, from the album Koster Srote Bhasi Bondhu, was released in the year 2024. The duration of the song is 4:15. Download Bengali songs online from JioSaavn.