By Ishaan . December 23, 2013 . 9:00am
One of these updates, which is out now, allows players to upload musical creations to YouTube through a special channel in Japan. Additionally, a free Nintendo 3DS app allows 3DS owners without the game to play it with their friends locally.
More updates are planned for release in the future as well. One of these will add online multiplayer, interface tweaks and more.