Head to Shibuya or any other densely-populated area of Tokyo and you’ll be overwhelmed by the bright lights. From billboards to storefronts, it can feel like Vegas on steroids. Not all those lights, however, are stationary. There’s a subculture of truck drivers and owners who deck out their rides in flashing lights and wild ornaments. This video from Great Big Story takes you inside the DIY semi truck culture known as “dekotora.” With tabs reaching six-figures, the trucks look like mobile casinos and mean a great deal to their respective owners. Here’s a wild look inside Japan’s tricked-out DIY truck culture.