Listen to Riya Mok Nidira online. Riya Mok Nidira is an Assamese language song and is sung by Ranu Gohain. Riya Mok Nidira, from the album Valentine Special Assamese Romantic Songs, was released in the year 2015. The duration of the song is 3:25. Download Assamese songs online from JioSaavn.