Listen to Ekhono To Koler Sishu online. Ekhono To Koler Sishu is a Bengali language song and is sung by Supriyo Ganguly and Prattyush Banerjee. Ekhono To Koler Sishu, from the album Kothao Bandhu Aachhe Supriyo Ganguly, was released in the year 2002. The duration of the song is 4:34. Download Bengali songs online from JioSaavn.