Talk:Earth Defense Force 4.1: The Shadow of New Despair/@comment-24587478-20141116230040/@comment-95561-20150317130220

Because it is simply an updated port as opposed to a completely new game, like EDF 2017 Portable was. At the same time, GDF Tactics and IA are spinoffs because one is an entirely different game genre and the other is the American take on the series (apparently not considered canon).