Listen to Kaise Aai Darwar - 1 online. Kaise Aai Darwar - 1 is a Bhojpuri language song and is sung by Rahul Raj. Kaise Aai Darwar - 1, from the album Kawar Mel, Vol. 2, was released in the year 2015. The duration of the song is 6:44. Download Bhojpuri songs online from JioSaavn.