Perhaps the widespread belief that economic growth equals wellbeing is the real problem here. Plenty of places on Earth with 7% gdp growth that you need to pay me to live in.
Combine that with the fact that after working all those hours, senior poverty rates are also much higher than in the US, and it doesn't exactly seem like a laborer's paradise.
Health and safety are great, but like GDP and money, they're not the only things that matter.
And while not addressing your clearly correct comment, I'd far prefer to be a remote worker in Osaka or Tokyo than virtually all cities in the US despite language/cultural difficulties.
Seems like objective improvements.
(1) https://data.worldbank.org/indicator/SP.DYN.LE00.IN?location...
(2) https://data.worldbank.org/indicator/SP.DYN.IMRT.IN?end=2018...
(3) https://data.worldbank.org/indicator/VC.IHR.PSRC.P5?location...
"With 15.7 percent of people in poverty, Japan was above the average percent of 11 among the OECD member states." "Japan has some of the highest rates of child poverty in the developed world, according to a Unicef report."