Listen to Manish Kasyap Son Of Bihar online. Manish Kasyap Son Of Bihar is a Bhojpuri language song and is sung by Khushboo Raj. Manish Kasyap Son Of Bihar, from the album Manish Kasyap Son Of Bihar, was released in the year 2023. The duration of the song is 5:10. Download Bhojpuri songs online from JioSaavn.