Remember the Kirby that was coming to the Gamecube?
Not Air Ride, the traditional one.
That's coming to Wii in Japan later this year.
Donkey Kong is coming to Wii this October:
Pikmin will return in the future, according to Miyamoto at this past year's E3:
As for Golf and Tennis? Those are given. Once Mario Kart is done with, I'm sure we'll hear about the next Mario "sport" title.