Total population (2020)
518,757
Change by 2050 (vs 2020)
-12.2%
Share aged 65+
25.0%
Akiya (vacancy) rate
14.2%
Private rent (JPY/m²)
1,249 JPY/m²/month (≈ $8.1 at ¥155/USD, Jun 2026)
Net migration
+505.0
Investment Attractiveness Score
52 / 100
Relocation Suitability Score
63 / 100
Scores are this site's own 0–100 indices based on the 2020 Census; 2025 figures are shown for reference.
Population Projection (2025–2050)
IPSS projection (令和5年 / 2023). Change vs 2020 Census (518,757).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 505,490 | 511,733vs projection +6,243 | -2.6% |
| 2030 | 497,708 | — | -4.1% |
| 2035 | 488,853 | — | -5.8% |
| 2040 | 478,951 | — | -7.7% |
| 2045 | 467,808 | — | -9.8% |
| 2050 | 455,580 | — | -12.2% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 14.2% (national avg. 13.8%).
Private rental rent: 1,249 JPY/m²/month (≈ $8.1 at ¥155/USD, Jun 2026).
This vacancy count includes secondary homes (e.g. vacation homes), so it runs high in resort/tourist areas. See the Statistics Bureau Housing and Land Survey definitions. Average of all units including older buildings; differs from current asking rents.