Total population (2020)
642,907
Change by 2050 (vs 2020)
+1.4%
Share aged 65+
23.8%
Akiya (vacancy) rate
10.3%
Private rent (JPY/m²)
1,836 JPY/m²/month (≈ $11.8 at ¥155/USD, Jun 2026)
Net migration
+4029.0
Investment Attractiveness Score
71 / 100
Relocation Suitability Score
73 / 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 (642,907).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 654,810 | 650,635vs projection -4,175 | +1.9% |
| 2030 | 659,308 | — | +2.6% |
| 2035 | 660,381 | — | +2.7% |
| 2040 | 659,063 | — | +2.5% |
| 2045 | 656,259 | — | +2.1% |
| 2050 | 651,603 | — | +1.4% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 10.3% (national avg. 13.8%).
Private rental rent: 1,836 JPY/m²/month (≈ $11.8 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.