http://www.nintendolife.com/news/2013/08/new_trademarks_hint_at_pokemon_tretta_localisation>It looks like The Pokémon Company may consider bringing this franchise to the West, as fresh U.S. trademarks have been submitted for Pokétretta Battles and Pokétretta TournamentIT'S HAPPENING! TRETTA MIGHT BE COMING STATESIDE!
http://www.youtube.com/watch?v=EIJxiVRrk0s