Total population (2020)
20,243
Change by 2050 (vs 2020)
-49.5%
Share aged 65+
41.7%
Akiya (vacancy) rate
29.0%
Private rent (JPY/m²)
504 JPY/m²/month (≈ $3.3 at ¥155/USD, Jun 2026)
Net migration
-71.0
Investment Attractiveness Score
11 / 100
Relocation Suitability Score
40 / 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 (20,243).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 17,573 | 17,580vs projection +7 | -13.2% |
| 2030 | 15,840 | — | -21.8% |
| 2035 | 14,289 | — | -29.4% |
| 2040 | 12,866 | — | -36.4% |
| 2045 | 11,502 | — | -43.2% |
| 2050 | 10,222 | — | -49.5% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 29.0% (national avg. 13.8%).
Private rental rent: 504 JPY/m²/month (≈ $3.3 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.