The wifi plaza is in the Pokemon center, the floor under nurse joy, and you go all the way to the clerk that has the different outfit on and she will take you there.
that's only on platinum
well you need to get a special regigesas on Pokemon platinum from a wifi event it ended so get it from the wifi plaza from somone. i don't spell good ; )
Downstairs of the Pokemon Center (talk to the lady who has a headband). You need to have your first or second badge, though.
In Jublife City
You need a wifi router or a Nintendo wifi usb
In the basement of the Pokemon center.
you can
You might be confused with the Pokémon Plaza which is a Wi-Fi feature that was exclusive to Pokémon Platinum. The Pokémon Plaza is accessed by talking to the person behind the counter at the bottom of the Pokécenter.
I will
you need wifi do get it!
no one nows
yes