Total population (2020)
255,051
Change by 2050 (vs 2020)
-35.4%
Share aged 65+
35.4%
Akiya (vacancy) rate
19.1%
Private rent (JPY/m²)
990 JPY/m²/month (≈ $6.4 at ¥155/USD, Jun 2026)
Net migration
-1479.0
Investment Attractiveness Score
21 / 100
Relocation Suitability Score
42 / 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 (255,051).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 237,719 | 237,892vs projection +173 | -6.8% |
| 2030 | 222,393 | — | -12.8% |
| 2035 | 207,161 | — | -18.8% |
| 2040 | 192,227 | — | -24.6% |
| 2045 | 177,938 | — | -30.2% |
| 2050 | 164,753 | — | -35.4% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 19.1% (national avg. 13.8%).
Private rental rent: 990 JPY/m²/month (≈ $6.4 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.