Ai Space (officially stylized as ai sp@ce) is a Japanese virtual 3D massively multiplayer online social game (MMOSG) developed by several companies that formed the Ai Space Production Committee which was launched on October 15, 2008 for Windows PCs, despite an earlier announcement of a Q3 2008 release. Beta testing commenced between mid-September and mid-October 2008. Primary development was handled by Headlock, and Dwango provided the world's infrastructure and Internet service. Dwango's subsidiary Niwango tied in the Nico Nico Anime Channel from the Nico Nico Douga video sharing website which provided users the opportunity to upload gameplay sequences online. The game closed down on June 30, 2011.