THE IDOLM@STER 5th ANNIVERSARY The world is all one!! was a two-night live concert held on July 3rd and 4th, 2010 at Makuhari Messe Event Hall in Chiba, Tokyo. This event commemorated the 5th anniversary of THE iDOLM@STER franchise and marked as the beginning of the official reset to 2nd Vision era with the introduction of a new song: The world is all one!!. The setlist consisted of several different... see more