As an epilogue to their 25th anniversary, Luna Sea hosted a rock festival titled Lunatic Fest on June 27 and 28, 2015, with an estimated 60,000 fans attending. Held at Makuhari Messe, there were three stages and 12 artists, with the host band performing twice both nights; once as opening act Lunacy and again as Luna Sea. Other acts included Dead End, Dir en grey, X Japan, Siam Shade and Tokyo Yankees the first night, and Aion, Buck-Tick, D'erlanger, and Glay the second night.