Listen to Kab Hoi Darshanwa online. Kab Hoi Darshanwa is a Bhojpuri language song and is sung by Rahul Yadav Lahari. Kab Hoi Darshanwa, from the album Kab Hoi Darshanwa, was released in the year 2021. The duration of the song is 6:02. Download Bhojpuri songs online from JioSaavn.