In addition to Dotonbori, another area of Osaka offering the kaleidoscopic, hypersensory experiences that Japan is known for is Shinsekai. This older, semi-retro entertainment precinct in the south of downtown Osaka is lined with vibrant eateries, quirky shops, small hotels… and a few dive bars – all set amidst the key ingredients of flashing neon lights, blaring music, frenetic signage and over-the-top façades featuring larger-than-life sculptures and artwork. It's A LOT, but it's…