Listen to Keno Bon Koyela Dake online. Keno Bon Koyela Dake is a Bengali language song and is sung by Aarti Mukherji and Robin Chatterjee. Keno Bon Koyela Dake, from the album Arogyaniketan, was released in the year 1969. The duration of the song is 3:33. Download Bengali songs online from JioSaavn.