I think Japan which is facing an alarming drop in population is advocating that its citizens move back to rural areas. Some rural towns and cities have tried to jazz up their image as well as monetary incentives; they have been successful to varying degrees of success.
But on the whole, I think the trend of rural-urban migration is set to increase because the cosmopolitan cities are where all the opportunities are. I watched a video about how Seoul is akin to a black hole because it sucks up all the major resources in the country, creating an overly heavy reliance on its services. People don’t necessarily like Seoul cos of its high cost of living but they feel that they have no choice but to move