Total population (2020)
20,407
Change by 2050 (vs 2020)
-45.8%
Share aged 65+
40.3%
Akiya (vacancy) rate
19.8%
Private rent (JPY/m²)
806 JPY/m²/month (≈ $5.2 at ¥155/USD, Jun 2026)
Net migration
-31.0
Investment Attractiveness Score
20 / 100
Relocation Suitability Score
38 / 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 (20,407).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 18,499 | 18,854vs projection +355 | -9.3% |
| 2030 | 16,932 | — | -17.0% |
| 2035 | 15,393 | — | -24.6% |
| 2040 | 13,850 | — | -32.1% |
| 2045 | 12,403 | — | -39.2% |
| 2050 | 11,063 | — | -45.8% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 19.8% (national avg. 13.8%).
Private rental rent: 806 JPY/m²/month (≈ $5.2 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.