Pokkén Tournament is headed to the Wii U in Spring 2016, and the game will be compatible with different controllers, including GamePad, Pro Controller, and Classic Controller Pro. However, it was recently announced that Japan will be getting a special wired controller made just for Pokkén Tournament, as seen in the above image.
Made by HORI, the controller will release on March 18th, 2016, and will cost 3,480 yen.
Pokkén Tournament is currently only available in arcades, but will release in Japan for the Wii U on March 18th, 2016. The game will arrive in North America and Europe sometime in 2016.