Listen to Koto Betha Buke Amar online. Koto Betha Buke Amar is a Bengali language song and is sung by Dm Amin. Koto Betha Buke Amar, from the album Koto Betha Buke Amar, was released in the year 2023. The duration of the song is 4:42. Download Bengali songs online from JioSaavn.