Total population (2020)
485,587
Change by 2050 (vs 2020)
-9.1%
Share aged 65+
23.9%
Akiya (vacancy) rate
11.0%
Private rent (JPY/m²)
1,687 JPY/m²/month (≈ $10.9 at ¥155/USD, Jun 2026)
Net migration
+109.0
Investment Attractiveness Score
58 / 100
Relocation Suitability Score
67 / 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 (485,587).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 484,472 | 482,834vs projection -1,638 | -0.2% |
| 2030 | 478,834 | — | -1.4% |
| 2035 | 471,620 | — | -2.9% |
| 2040 | 462,768 | — | -4.7% |
| 2045 | 452,587 | — | -6.8% |
| 2050 | 441,358 | — | -9.1% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 11.0% (national avg. 13.8%).
Private rental rent: 1,687 JPY/m²/month (≈ $10.9 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.