Total population (2020)
20,413
Change by 2050 (vs 2020)
-57.7%
Share aged 65+
42.3%
Akiya (vacancy) rate
21.4%
Private rent (JPY/m²)
744 JPY/m²/month (≈ $4.8 at ¥155/USD, Jun 2026)
Net migration
-162.0
Investment Attractiveness Score
11 / 100
Relocation Suitability Score
30 / 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 (20,413).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 18,068 | 17,668vs projection -400 | -11.5% |
| 2030 | 15,858 | — | -22.3% |
| 2035 | 13,807 | — | -32.4% |
| 2040 | 11,895 | — | -41.7% |
| 2045 | 10,166 | — | -50.2% |
| 2050 | 8,625 | — | -57.7% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 21.4% (national avg. 13.8%).
Private rental rent: 744 JPY/m²/month (≈ $4.8 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.