Listen to Kolkata Rah Tani online. Kolkata Rah Tani is a Bhojpuri language song and is sung by DK Ji and Shilpi Raj. Kolkata Rah Tani, from the album Kolkata Rah Tani, was released in the year 2022. The duration of the song is 5:24. Download Bhojpuri songs online from JioSaavn.