東京國際展示場
On August 6, 2006, the Gazette held a festival called Gazerock Festival in Summer 06 (Burst into a Blaze) at Tokyo Big Sight West Hall. Later that month, the band released two new singles, "Regret" on October 25, and "Filth in the Beauty" on November 1. To promote the singles, they began another tour, Tour 2006-2007 Decomposition Beauty. In the middle of tour, they announced that the final of the tour would be held at Yokohama Arena.