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Another flash of indigo: Scrap metal piled outside Okuda’s grandfather’s copper factory in the Moji region. “They gave us a tour of the whole place, which was beautiful because of they way they organize everything by color. When they process the copper, brass, and aluminum, it creates these tiny curls, so you see mountains of curly metal shards — it’s totally ridiculous. A lot of the tour was us flipping out and being like, ‘I've got to take a picture of this!’ and our guides being like ‘Why would anyone want to take a picture of this?’”