Listen to Maanathin Muttathu online. Maanathin Muttathu is a Malayalam language song and is sung by M. K. Arjunan and S. Janaki. Maanathin Muttathu, from the album The Best Of S. Janaki, was released in the year 2006. The duration of the song is 3:13. Download Malayalam songs online from JioSaavn.