Listen to Keno Ei Gaan Gaoya online. Keno Ei Gaan Gaoya is a Bengali language song and is sung by Nirmala Mishra. Keno Ei Gaan Gaoya, from the album Music By Abhijit Banerjee, was released in the year 1979. The duration of the song is 3:00. Download Bengali songs online from JioSaavn.