Some fireworks are only beautiful. These ones mean something more. On the first of August, 1945, Nagaoka burned in an air raid, and the festival that fills the sky each summer is, at its heart, an act of remembrance—for the dead, and for a city that chose to rebuild. The centerpiece is called Phoenix. It stretches two kilometers across the far bank of the Shinano River, a wall of light that rises and beats like wings, set to music that swells beneath it. It was created after the Chuetsu earthquake of 2004, when the region was broken again and had to find, again, the will to recover. People do not simply watch the Phoenix. Many of them weep. And then there are the three-shaku shells, vast spheres of fire that open six hundred meters wide against the dark, so large the whole valley seems to hold its breath. Half a million people come for two nights in August. They come for spectacle, yes. But they also come because this place understood, long before the rest of us, that fire can be a form of prayer—that to light the sky can be a way of saying we are still here.