Total population (2020)
20,114
Change by 2050 (vs 2020)
-55.5%
Share aged 65+
36.9%
Akiya (vacancy) rate
19.3%
Private rent (JPY/m²)
854 JPY/m²/month (≈ $5.5 at ¥155/USD, Jun 2026)
Net migration
-274.0
Investment Attractiveness Score
11 / 100
Relocation Suitability Score
31 / 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 (20,114).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 17,642 | 17,360vs projection -282 | -12.3% |
| 2030 | 15,735 | — | -21.8% |
| 2035 | 13,877 | — | -31.0% |
| 2040 | 12,113 | — | -39.8% |
| 2045 | 10,449 | — | -48.1% |
| 2050 | 8,955 | — | -55.5% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 19.3% (national avg. 13.8%).
Private rental rent: 854 JPY/m²/month (≈ $5.5 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.