I have heard that FFX-2 has 3 minigames:

-Massage (u have to massage LeBranc)
-Blizball (u can play with Yuna, Rikku, Paine, and it has
no turns!!
-Coin (really dont knw anything about it but u can check the video of it at here:

http://ryochan.free.fr/index.html