In population decline that is.
Japan is invaluable as a demographic laboratory because it is practically a closed system, with almost no emigration or immigration. Its 99 percent ethnically homogenous population gives us a rare glimpse of what the future holds for the entire world.
The problem is simple: Japanese women have virtually stopped having babies.
Those head in the clouds intellectual population-bomb doom sayers like Paul Ehrlich, the militant feminists and the socialist lefties have a lot to answer for.