User blog comment:FrozenStarProfXiX/Pokemon Pokemon Pokemon/@comment-24612605-20160227015511/@comment-3532125-20160301124855

Well, others do believe it'll be based on Spain, while others feel like it'll be Brazil. If they do pick Hawaii/Brazil... Well, you can go via boat/plane to Kalos maybe.

Also there is the fact Hawaii is called the rainbow nation.