User blog comment:Mckrongs/Monster Hunter 4 for the Nintendo 3DS/@comment-99.190.134.174-20130606033004/@comment-28303251-20130610191622

They said in Japan the name "Hapurubokka" felt like a stupid name to Japanese players...so they wanted to have the same effect over in the west, Nibelsnarf. I think it was in one of Reno's blogs on Capcom Unity, and in one of their streams before the game was released here.