Wikipedia
Danceroid
Danceroid (stylized as DANCEROID) was a Japanese female net idol dance group affiliated with Beautiful Group talent agency. They were formed in October 2009 when they posted a video of themselves dancing to a Vocaloid song on the Nico Nico Community Group. On July 26, 2014, DANCEROID disbanded as per the wishes of the current members. This was announced on the front page of their official website, as the contracts for all the members will lapse on this date.