Total population (2020)
18,825
Change by 2050 (vs 2020)
-45.8%
Share aged 65+
42.0%
Akiya (vacancy) rate
19.2%
Private rent (JPY/m²)
459 JPY/m²/month (≈ $3.0 at ¥155/USD, Jun 2026)
Net migration
-70.0
Investment Attractiveness Score
15 / 100
Relocation Suitability Score
37 / 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 (18,825).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 16,993 | 16,750vs projection -243 | -9.7% |
| 2030 | 15,564 | — | -17.3% |
| 2035 | 14,142 | — | -24.9% |
| 2040 | 12,743 | — | -32.3% |
| 2045 | 11,418 | — | -39.3% |
| 2050 | 10,206 | — | -45.8% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 19.2% (national avg. 13.8%).
Private rental rent: 459 JPY/m²/month (≈ $3.0 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.