Talk:Vocaloid concert directory/@comment-121.54.48.10-20130703065028/@comment-35301431-20130703141956

It may be 2012 Giving Day, however, there doesn't appear to be any footage.

炉心融解 (Roshin Yuukai) / Nuclear Reactor (Meltdown) is usually what to look for but it has to be after Project Diva. You were probably watch a clip of that.