Listen to Nwngninw Onnai online. Nwngninw Onnai is an Assamese language song and is sung by Sunswrang Boro. Nwngninw Onnai, from the album Nwngninw Onnai, was released in the year 2024. The duration of the song is 4:54. Download Assamese songs online from JioSaavn.