Following the opening of the North American official website for Super Mario 3D World, Nintendo of Japan has updated their official website to include new pages, new screens, and new videos. You can check it all out in the link below, and you can watch all the videos from the site in one handy video:

Super Mario 3D World – Official Japanese Website

httpvh://www.youtube.com/watch?v=pIKG9q-ZrxE