Listen to Katha Kos Ne Lo Rai online. Katha Kos Ne Lo Rai is a Bengali language song and is sung by Sagnik Sen and Rabindranath Tagore. Katha Kos Ne Lo Rai, from the album Recordings For Geetabitan Archive 1, was released in the year 2011. The duration of the song is 1:59. Download Bengali songs online from JioSaavn.