Wii Sports Club has been announced by Nintendo. It's a Wii U service that let players download individual sporting activities via the eShop, or pay for a one day pass.
The service was announced during a Nintendo Direct Wii Fit broadcast today in the States. It's launching November 7th with Tennis and Bowling.
You can buy sports individually at €9.99/£8.99 using a Single Sports Pass. Alternatively, you can pay €1.99/£1.79 for a 24-hour pass that gives you a day's access to all available sports.
We'll add more details as they come out of Nintendo.