The national pension system is under immense pressure to sustain an growing number of elderly while the number of people contributing to the system dwindles.
https://thediplomat.com/2023/01/surviving-old-age-is-getting-harder-in-japan/
As I'm sure you know, the French plan to protest their way out of this problem.
https://www.voanews.com/a/france-s-pension-reform-plans-spark-protests-/6925818.html
As far as I can see, Americans plan to pretend it isn't happening, then admit with resignation that it is and is inevitable, then fall back to trying to make the kids pay for it, then when the kids decide they don't really want to do that, to yell, "Nobody wants to work these days" which seems to mean, "Dammit, I am losing my welfare payment that allows me to not work to support myself because these damn kids don't want to work to support me."
Insignificant. Aberration? Gov incentives just starting to work?
"The working population, or people between 15 and 64, rose by 0.03 point to 59.03% of the overall population."
Japanese population falls in all 47 prefectures for first time - The Japan Times
https://www.japantimes.co.jp/news/2023/07/26/national/japan-population-fall/