Talk:Live Events/@comment-4946341-20190305105025

So apparently there was a concert before the VOCAFARRE concert that featured Akikoloid-chan, GUMI and Aoki Lapis titled "VOCALOID3 Live AR" that premiered at DIGITAL CONTENT EXPO 2011 October 20-22 https://www.nicovideo.jp/watch/sm16037504

Crunchyrool even had a write-up about it https://www.crunchyroll.com/anime-news/2011/10/23/video-vocaloid-gumi-and-akikoroid-chan-ar-augmented-reality-live