The Japanese fail to produce enough children.
The country will either have to change or it will disappear soon.
Most European countries have the same issue, but it is less visible due to immigration, which Japan does not have.
The population of Japan is projected to be 64 million in 2100. In 1930, the population of Japan was 64 million. Did it not exist back then?
The population of Japan is projected to be 64 million in 2100. In 1930, the population of Japan was 64 million. Did it not exist back then?