It is well known that birth-rates of primarily Northern European people (Nordics/Nordish), in the West, are below replacement level. The same problem exists in Japan. Unlike the deracinated West, the Japanese resist the immigration mania of replacing their people by foreigners, and good for them. However, now it seems that one town in Japan has reversed the trend of racial/demographic decline, doubling its fertility rate:
https://www.economist.com/news/asia/21734319-subsidising-parenthood-appears-work-wonders-small-town-japan-doubles-its-fertility-rate
“A PATCHWORK of nondescript houses nestled at the foot of a mountain, Nagicho looks like an ordinary Japanese town. On closer inspection, something extraordinary marks it out: babies. Yuki Fukuda is one of many local mothers with three children. The bump under her winter coat indicates that another is on the way, part of a baby bonanza that has seen the town’s fertility rate double since 2005.