Total population (2020)
422,488
Change by 2050 (vs 2020)
+10.1%
Share aged 65+
18.8%
Akiya (vacancy) rate
10.1%
Private rent (JPY/m²)
3,109 JPY/m²/month (≈ $20.1 at ¥155/USD, Jun 2026)
Net migration
+2693.0
Investment Attractiveness Score
85 / 100
Relocation Suitability Score
76 / 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 (422,488).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 427,526 | 426,403vs projection -1,123 | +1.2% |
| 2030 | 441,295 | — | +4.5% |
| 2035 | 452,199 | — | +7.0% |
| 2040 | 460,036 | — | +8.9% |
| 2045 | 464,266 | — | +9.9% |
| 2050 | 465,174 | — | +10.1% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 10.1% (national avg. 13.8%).
Private rental rent: 3,109 JPY/m²/month (≈ $20.1 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.