Listen to Kamar Lach Lachwa online. Kamar Lach Lachwa is a Bhojpuri language song and is sung by Rahul Rai. Kamar Lach Lachwa, from the album Laikan Ke Mela, was released in the year 2021. The duration of the song is 6:36. Download Bhojpuri songs online from JioSaavn.