Level-5 CEO Akihiro Hino has hyped an announcement for an "extremely anticipated title" to be revealed next month.
Hino-san posted on his Twitter that once the game was made public it would become "extremely anticipated", however its development won't affect current projects.
According to Andriasang a new development team is crafting the game, with Hino continuing to work on the Professor Layton series. He's hard at work on the scenario for the next chapter.