The concert was live-streamed on the Splatoon Gachi Bon-Matsuri stream, which was not. 19 mai 2016 · Callie and Marie performed for their fans recently at Niconico Tokaigi, a gaming event in Japan.https://www.nintendo.co.uk/Games/Wii-U/Splatoon-892510.html?u. This footage is from Callie and Marie’s first live performance at Niconico Tokaigi, a gaming event in Japan.Follow Us On Google+ https://plus.google.com/u/0/.