Listen to Hafenunterricht online. Hafenunterricht is a German language song and is sung by Shanty Chor Frische Brise & Klaus Kohrs. Hafenunterricht, from the album Deutsche Volksmusik Hits - Lieder über Blumen, Landschaft & Natur, Vol. 2, was released in the year 2014. The duration of the song is 4:22. Download German songs online from JioSaavn.