Urban Development in Japan
6 indicators covering urban development for Japan.
| Indicator | Latest | Year | 10-yr change | Rank |
|---|---|---|---|---|
| Population in the largest city | 32.5% | 2025 | up 1.4% | 66th |
| Population density | 341.55 people per sq. km of land area | 2023 | down 2.3% | 35th |
| PM2.5 air pollution, mean annual exposure | 11.45 micrograms per cubic meter | 2023 | down 11.7% | 144th |
| Population in urban agglomerations of more than 1 million | 80.94 million | 2025 | down 0.4% | 5th |
| Population in largest city | 37.04 million | 2025 | down 0.6% | 1st |
| PM2.5 air pollution, population exposed to levels exceeding WHO guidel | 76.8% | 2017 | down 16.6% | 168th |