The next game from Dong Nguyen’s dotGears, creator of Flappy Bird and Swing Copters (Free), is coming to iOS and Android on December 15th. The game is Ninja Spinki Challenges, and details are few and far between other than the release date and platforms. The game is being published by Obokaidem, a Japanese publisher that is responsible for Green the Planet (Free) and Pick-Xell (Free) – and they’re calling it a “Ninja Training Simulation Game." Though Green the Planet is called a “Relaxing Greenery Simulation Game" so we’ll see just what that means.

Japanese gaming industry analyst Dr. Serkan Toto of Kantan Games pointed out that the partnership between dotGears and Obokaidem happened earlier this year, and that Obokaidem will be the exclusive partner for dotGears’ titles. This game has been in the works for a while, as the screenshot Dr. Toto procured shows similar art as the teasers released so far. Perhaps this is a more substantial experience than previous dotGears titles? We’ll find out on the 15th of December…