There are at least two bands that record under the name "Luftwaffe":

1. Luftwaffe was a Chicago-based martial / neo-folk / post-industrial duo active from 1997 to 2013. Their lyrics focused primarily on solipsistic and nihilistic themes. Former members continue on in Gnomonclast and ET NIHIL. 2. Luftwaffe is a Philadelphia based visual / electronic duo.
http://www.myspace.com/luftwafffe
http://luftwafffe.bandcamp.com

Read more about Luftwaffe on Last.fm.