Age composition in 2026:
| Japan | China | |
|---|---|---|
| Young Population | 11.05%13,524,677 | 14.80%209,163,879 |
| Working Age Population | 58.76%71,934,032 | 70.07%989,972,734 |
| Elderly Population | 30.20%36,969,021 | 15.13%213,777,477 |
In 2026, the median age is 51.2 years in Japan and 41.7 years in China.Japan already reached Chinaโs current median age in 2000, about 26 years ahead in population aging.
The total population of Japan peaks in 2009 at 128,192,471.The total population of China peaks in 2021 at 1,426,437,269.
By 2050, the dependency ratio of Japan will be 95.0%, and 37.48% of the population will be elderly.By 2050, the dependency ratio of China will be 69.1%, and 30.92% of the population will be elderly.
| Japan | China | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | 1963โ2003 | 1996โ2036 | |
| Aging society (65+ reaches 7%) | 1970 | 2000 30 years later | |
| Aged society (65+ reaches 14%) | 1994 | 2023 29 years later | |
| Super-aged society (65+ reaches 20%) | 2005 | 2032 27 years later |