Total population (2020)
20,183
Change by 2050 (vs 2020)
-47.6%
Share aged 65+
42.3%
Akiya (vacancy) rate
31.3%
Private rent (JPY/m²)
984 JPY/m²/month (≈ $6.3 at ¥155/USD, Jun 2026)
Net migration
-184.0
Investment Attractiveness Score
8 / 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 (20,183).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 18,369 | 17,924vs projection -445 | -9.0% |
| 2030 | 16,611 | — | -17.7% |
| 2035 | 14,954 | — | -25.9% |
| 2040 | 13,376 | — | -33.7% |
| 2045 | 11,904 | — | -41.0% |
| 2050 | 10,574 | — | -47.6% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 31.3% (national avg. 13.8%).
Private rental rent: 984 JPY/m²/month (≈ $6.3 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.