Total population (2020)
18,585
Change by 2050 (vs 2020)
-35.7%
Share aged 65+
32.1%
Akiya (vacancy) rate
13.3%
Private rent (JPY/m²)
862 JPY/m²/month (≈ $5.6 at ¥155/USD, Jun 2026)
Net migration
-57.0
Investment Attractiveness Score
30 / 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 (18,585).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 17,597 | 17,590vs projection -7 | -5.3% |
| 2030 | 16,473 | — | -11.4% |
| 2035 | 15,295 | — | -17.7% |
| 2040 | 14,129 | — | -24.0% |
| 2045 | 13,016 | — | -30.0% |
| 2050 | 11,943 | — | -35.7% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 13.3% (national avg. 13.8%).
Private rental rent: 862 JPY/m²/month (≈ $5.6 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.