...is on sale today in Japan. I plan on picking it up sometime this week, I'm really interested to see how this works, since apparently there is wi-fi battling, but all the battles are turn-based...
http://www.1up.com/do/newsStory?cId=3175125
There are some videos there if anyone is interested. SE is also promising downloadable content every week, I'm excited to see what they'll come up with (but try not to get my hopes TOO high...)
For those of us pirating, apparently the ROM was released last night and the anti-piracy was hacked already, but people are reporting problems with the wi-fi. Personally, I want to own a copy.