Listen to Kochu Kochu Swapnangal online. Kochu Kochu Swapnangal is a Malayalam language song and is sung by Salil Chowdhury and S. Janaki. Kochu Kochu Swapnangal, from the album Pratheeksha - Choola - Anupallavi, was released in the year 1979. The duration of the song is 4:16. Download Malayalam songs online from JioSaavn.