First off, the service won’t kick off in Japan until this December. Once that happens, there will be some very compelling reasons to check the service out!
Select WarioWare games sold separately - 200 Nintendo Points each
Made in WarioWare - make your own microgames by taking pictures of yourself, and inserting them into games. Create music, graphics, and more. Upload these games to Made in Wario WiiWare to play games on your TV.