Total population (2020)
20,480
Change by 2050 (vs 2020)
-33.6%
Share aged 65+
34.1%
Akiya (vacancy) rate
14.0%
Private rent (JPY/m²)
919 JPY/m²/month (≈ $5.9 at ¥155/USD, Jun 2026)
Net migration
-8.0
Investment Attractiveness Score
29 / 100
Relocation Suitability Score
47 / 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 (20,480).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 19,500 | 19,597vs projection +97 | -4.8% |
| 2030 | 18,365 | — | -10.3% |
| 2035 | 17,204 | — | -16.0% |
| 2040 | 16,008 | — | -21.8% |
| 2045 | 14,778 | — | -27.8% |
| 2050 | 13,592 | — | -33.6% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 14.0% (national avg. 13.8%).
Private rental rent: 919 JPY/m²/month (≈ $5.9 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.