Their birth rate is now getting back up. It used to be quite a bit worse. On top of that, average Japanese life expectancy is rather long. Which makes it skewed

Their birth rate is now getting back up. It used to be quite a bit worse. On top of that, average Japanese life expectancy is rather long. Which makes it skewed towards elders. And on top of that, they have strict immigration and don't feel like going Euro way at all. Thus population decline is massive compared to western europe.