Nico Nico Video operator Niwango opened an official site today for what will be one of the PlayStation Vita's first third party apps, Nico Nico.

Nico Nico is a viewing app for the Nico Nico Video site. The app will let you browse and view videos from the Nico Nico site, mark videos as favorites, post comments, and more.

Niwango will have the app ready for launch on December 17. It will be released as a free download.

In 2012, the app will updated updated with additional features. You'll be able to post videos and conduct live video broadcasts. Some games will allow you to do live broadcasts of your gameplay sessions.