Listen to Kala Nag (Bhojpuri) online. Kala Nag (Bhojpuri) is a Bhojpuri language song and is sung by Mithu Marshal. Kala Nag (Bhojpuri), from the album Kala Nag, was released in the year 2022. The duration of the song is 3:33. Download Bhojpuri songs online from JioSaavn.