Total population (2020)
20,745
Change by 2050 (vs 2020)
-26.1%
Share aged 65+
32.8%
Akiya (vacancy) rate
9.6%
Private rent (JPY/m²)
1,198 JPY/m²/month (≈ $7.7 at ¥155/USD, Jun 2026)
Net migration
-534.0
Investment Attractiveness Score
31 / 100
Relocation Suitability Score
35 / 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 (20,745).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 20,112 | 20,566vs projection +454 | -3.1% |
| 2030 | 19,125 | — | -7.8% |
| 2035 | 18,042 | — | -13.0% |
| 2040 | 17,015 | — | -18.0% |
| 2045 | 16,087 | — | -22.5% |
| 2050 | 15,329 | — | -26.1% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 9.6% (national avg. 13.8%).
Private rental rent: 1,198 JPY/m²/month (≈ $7.7 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.