Kawasaki has annual income of about ¥10.94 million for households with two or more members—the highest among six major cities—and taxable income of ¥4.21 million per taxpayer, ranking second. Average financial assets, however, are about ¥18.63 million. Strong earning power does not automatically produce the same ranking in accumulated assets. This article looks at Kawasaki as a city where income flow is strong but many younger working households are still building wealth.
Key economic indicators for Kawasaki
| Indicator | Value | How to read it |
|---|---|---|
| Annual income, households with 2+ members | ¥10.940 million | Highest published average among 6 cities |
| Average financial assets | ¥18.626 million | Asset ranking differs from income ranking |
| Taxable income per taxpayer | ¥4.21 million | 2nd among 6 cities |
| Unemployment rate (FY2020, approximate) | 3.3% | Lowest in the 6-city comparison based on official API values |
| Projected population | 1.607 million in 2045 | Projected to keep growing after 2025 |
Income ranks first, while assets are still being accumulated
Household income of about ¥10.94 million and taxable income of ¥4.21 million point to Kawasaki's strong current earning power. Average financial assets are about ¥18.63 million, however, below Tokyo's 23 wards and Yokohama.
Official API values for FY2020 show a labor force of 741,499 and 24,145 unemployed people, giving an approximate unemployment rate of 3.3%. Population is projected to continue growing through 2045, while an aging rate of 19.6% indicates a relatively young demographic structure. That age profile helps explain why current income and accumulated assets may not rank in the same way.
Tokyo commuters, local R&D employment, and younger in-migrating households shape the city
Musashi-Kosugi, Miyamae, and Asao are home to many dual-income households in their 30s and 40s who work in Tokyo. Kawasaki also has high-value employment of its own, including Fujitsu in Nakahara Ward, NEC-related operations around Saiwai Ward, and JFE Steel and Mitsubishi Fuso in Kawasaki Ward.
Households that moved into newly developed condominiums may have high incomes while still being in the middle of home purchases and child-rearing, meaning financial-asset accumulation is still underway. Rather than describing Kawasaki households as simply "not saving," it is more natural to see the city as one with a high share of working-age households whose earnings are strong but whose asset accumulation is still progressing.
How to read these figures
Asset statistics are averages and do not directly show the median or the distribution of assets. They also cover households with two or more members, and non-financial assets such as real estate may not be included.
The article is organized primarily around published statistical figures. Numerical values directly observable in the statistical tables should be distinguished from interpretations of background factors.
Summary: In Kawasaki, strong earnings come before full asset accumulation
Kawasaki is strong on household income, taxable income, and population growth, while average financial assets are relatively lower—a pattern consistent with a younger, income-led city. Residents can earn through both Tokyo commuting and local employment, while many younger households are still building assets through the housing and child-rearing stages of life.
- Household income: about ¥10.94 million
- Taxable income: ¥4.21 million
- Average financial assets: about ¥18.63 million
- Approximate unemployment rate based on official API values: 3.3%
Source: Published statistics listed in the Analysis notes at the end of this article
📊 Analysis notes
This article is based on the following statistical data.
- Statistics used:
- Statistics Bureau of Japan, National Survey of Family Income, Consumption and Wealth (Household Assets) (Table ID: 0003426527, view on e-Stat)
- Statistics Bureau of Japan, National Survey of Family Income, Consumption and Wealth (Household Income) (Table ID: 0003426439, view on e-Stat)
- Statistics Bureau of Japan, Social and Demographic Statistics System (Labour) (Table ID: 0000020106, view on e-Stat)
- Area: Kawasaki
- Data retrieved: June 6, 2026
- Notes: The article is organized primarily around figures from published statistics. Because asset distributions, household differences, and other factors outside the article also matter, numerical values directly observable in the statistical tables should be distinguished from interpretation.
Chart and table values have been independently aggregated and visualized from the statistical data above.
Table values have been organized from the statistical data above.