User blog comment:D. Cello/Assassinews 03/05 -- ACWiki's Fan Section and AC3 first trailer/@comment-4641515-20120315104013/@comment-3979092-20120315215013

feudal japan/ww2 is stated in the interview in gameinformer site (check it if you like), but they did not confirmed it yet, just because some of the fans wanted to, but the writer said someday in feudal japan. someday! but not sure.