Listen to Rangwa Koun Lagai online. Rangwa Koun Lagai is a Bhojpuri language song and is sung by Ram Babu Pandit. Rangwa Koun Lagai, from the album Rangwa Koun Lagai, was released in the year 2020. The duration of the song is 4:01. Download Bhojpuri songs online from JioSaavn.