New Super Mario Bros. U is a 2012 platform video game for the Wii U game console. It is a sequel to the 2009 game "New Super Mario Bros. Wii" on the Wii, which is a follow-up to the 2006 Nintendo DS game "New Super Mario Bros.", and the fourth game in the "New Super Mario Bros." series. It was developed by Nintendo EAD Group No. 4 and published by Nintendo. It was released on November 18, 2012 in North America, on November 30, 2012 in Europe, and on December 8, 2012 in Japan. It is a follow-up to the Nintendo 3DS game "New Super Mario Bros. 2" (released three months before), which is a sequel to the 2006 game and a follow-up to the 2009 game.