Into the unknownJapan is ageing faster than any country in history, with vast consequences for its economy and society. So why, asks Henry Tricks, is it doing so little to adapt? FOR a glimpse of Japan's future, a good place to visit is Yubari, a former mining town on the northern island of Hokkaido, which four years ago went spectacularly bust with debts of ¥36 billion ($315m). It is a quiet spot
![Into the unknown](https://cdn-ak-scissors.b.st-hatena.com/image/square/95fc146ab80ca3dfac8e93bda249f1186203f6bc/height=288;version=1;width=512/https%3A%2F%2Fwww.economist.com%2Fsites%2Fdefault%2Ffiles%2Fimages%2Farticles%2Fmigrated%2F20101120_srp001.jpg)