Mario Party 9 (マリオパーティ9 Mario Pāti Nain) is a party video game for the Wii.[4] It was officially announced at E3 2011 and was released on March 2, 2012 in Europe, on March 8, 2012 in Australia, on March 11, 2012 in North America, and on April 26, 2012 in Japan. It is the first Mario Party game in the series to be developed by Nd Cube Co., Ltd., as they take over development of the series from Hudson Soft. Hudson Soft was namely absorbed by Konami Corporation in March 2012.

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