Total population (2020)
459,593
Change by 2050 (vs 2020)
-14.3%
Share aged 65+
26.1%
Akiya (vacancy) rate
14.5%
Private rent (JPY/m²)
1,518 JPY/m²/month (≈ $9.8 at ¥155/USD, Jun 2026)
Net migration
+2390.0
Investment Attractiveness Score
48 / 100
Relocation Suitability Score
58 / 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 (459,593).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 452,808 | 457,162vs projection +4,354 | -1.5% |
| 2030 | 442,958 | — | -3.6% |
| 2035 | 431,714 | — | -6.1% |
| 2040 | 419,377 | — | -8.8% |
| 2045 | 406,852 | — | -11.5% |
| 2050 | 393,903 | — | -14.3% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 14.5% (national avg. 13.8%).
Private rental rent: 1,518 JPY/m²/month (≈ $9.8 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.