Level-5 has just confirmed Professor Layton And The Azran Legacies for the 3DS in Japan for February 23rd of this year. There are also several pre-order bonuses to choose from including a bronze statue or a gold coin. It was also confirmed that this will be the last Professor Layton game in the series. There is no date for localization to other territories but it will surely happen sooner or later. Stay tuned for more details!