http://www.livewii.fr/news/85012/Planning-Nintendo-Kirby-confirme-pour-2008.html?c=16
View image for enlargement or check it in the link.
Kirby Wii is listed for a 2008 release in Japan. I checked the Nintendo forum and didn't see this posted before, so sorry if it's old.
Tag - "No trolling on my watch!"