Total population (2020)
18,568
Change by 2050 (vs 2020)
-33.5%
Share aged 65+
30.0%
Akiya (vacancy) rate
19.3%
Private rent (JPY/m²)
999 JPY/m²/month (≈ $6.4 at ¥155/USD, Jun 2026)
Net migration
-138.0
Investment Attractiveness Score
21 / 100
Relocation Suitability Score
45 / 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 (18,568).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 17,492 | 17,146vs projection -346 | -5.8% |
| 2030 | 16,448 | — | -11.4% |
| 2035 | 15,430 | — | -16.9% |
| 2040 | 14,410 | — | -22.4% |
| 2045 | 13,383 | — | -27.9% |
| 2050 | 12,349 | — | -33.5% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 19.3% (national avg. 13.8%).
Private rental rent: 999 JPY/m²/month (≈ $6.4 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.