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Life in Japan: Every Number That Shapes It (1800–2100)

Updated September 2026 · methodology

A child born in Japan in the 2020s can expect to live 84.6 years on an average income of 41,400 international dollars. (UN WPP / World Bank, compiled by MYRIAD)

To look at the data of Japan is to witness the sheer scale of a civilization’s transformation. These figures are not mere statistics; they represent the quantifiable evolution of a society. A landscape where 43.85 percent once lived in extreme poverty has seen that figure plummet to 0.7 percent. This shift tracks how millions of individual paths moved from the struggle for basic survival toward a stable, interconnected reality, moving from a world of 15.28 percent electricity at home to 100 percent.

The arc of this transition is stark. In the 1950s, life expectancy was 48.11 years and the child mortality rate reached 107.27 per 1,000 births. By the 2020s, life expectancy reached 84.6 years, while child mortality dropped to 2.4 per 1,000 births. Urbanization surged from 22.5 percent to 91.8 percent, and years of schooling climbed from 3.13 to 13.4 years. This trajectory reflects a nation redesigned by its own collective progress, where the average male height rose from 162 cm to 171 cm.

A child born in Japan in the 2020s can expect to live 84.6 years on an average income of 41,400 international dollars. This life unfolds within a framework where internet access has expanded from 0 to 90 percent, the homicide rate has fallen to 0.25 per 100,000, and the fertility rate stands at 1.33 births per woman. From 1,600 hours/year of work to the baseline of modern health, these markers define the birth lottery of the archipelago.

Use our interactive tool to see your parallel life in Japan.

🇯🇵 Every dimension below links to the full three-century series for Japan — and to the same series for every other country, so you can see exactly where the birth lottery placed its people.

The numbers today vs 1950

Dimension1950s2020s
Life Expectancy at Birth48.1184.6 yearshistory →
Income per Person (GDP per capita, PPP)3,14941,400 intl-$history →
Child Mortality (under 5)107.272.4 per 1,000 birthshistory →
Years of Schooling3.1313.4 yearshistory →
Children per Woman4.711.33 birthshistory →
Living in Cities22.591.8 %history →
Internet Access090 %history →
Electricity at Home15.28100 %history →
Homicide Rate1.420.25 per 100,000history →
Annual Working Hours2,2221,600 hours/yearhistory →
Average Male Height162171 cmhistory →
Extreme Poverty43.850.7 %history →

See your parallel life in Japan →

Questions people ask

What is life expectancy in Japan?

84.6 years in the 2020s (UN WPP / World Bank data compiled by MYRIAD).

Is Japan a good place to be born, statistically?

MYRIAD ranks every country by a composite of longevity, income, child survival, education and safety for each birth decade — enter your details on the homepage to see where Japan lands for your cohort.

Where does YOUR life rank? →