Total population (2020)
352,698
Change by 2050 (vs 2020)
-14.7%
Share aged 65+
29.0%
Akiya (vacancy) rate
9.6%
Private rent (JPY/m²)
1,580 JPY/m²/month (≈ $10.2 at ¥155/USD, Jun 2026)
Net migration
+354.0
Investment Attractiveness Score
51 / 100
Relocation Suitability Score
59 / 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 (352,698).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 347,255 | 345,475vs projection -1,780 | -1.5% |
| 2030 | 338,827 | — | -3.9% |
| 2035 | 329,282 | — | -6.6% |
| 2040 | 319,294 | — | -9.5% |
| 2045 | 309,672 | — | -12.2% |
| 2050 | 300,685 | — | -14.7% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 9.6% (national avg. 13.8%).
Private rental rent: 1,580 JPY/m²/month (≈ $10.2 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.