What do you guys think would be a good location / time period setting for a new game I was possibly thinking olden Japanese Style or Aztec style one that hasn't been done before, what are your opinions? (For an RPG)

Use this thread for Fallout suggestions; http://www.gamesas.com/topic/1507556-fallout-4-speculation-suggestions-and-ideas-222/

One account would have been sufficient as well.