Today marked the first day of the Zelda 25th anniversary concert, and sometime during this event Shigeru Miyamoto discussed Zelda Wii U. He didn't go into exact details other than he will be personally taking on the next Legend of Zelda title, Zelda Wii U. So basically, this game will be his vision.
Source: http://www.zeldac.com/2011/10/miyamoto-will-personally-take-on-zelda-wii-u/
Source: http://www.zeldac.com/2011/10/miyamoto-will-personally-take-on-zelda-wii-u/