Total population (2020)
18,132
Change by 2050 (vs 2020)
-38.0%
Share aged 65+
31.1%
Akiya (vacancy) rate
9.8%
Private rent (JPY/m²)
856 JPY/m²/month (≈ $5.5 at ¥155/USD, Jun 2026)
Net migration
-72.0
Investment Attractiveness Score
27 / 100
Relocation Suitability Score
44 / 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 (18,132).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 17,142 | 16,791vs projection -351 | -5.5% |
| 2030 | 16,045 | — | -11.5% |
| 2035 | 14,876 | — | -18.0% |
| 2040 | 13,669 | — | -24.6% |
| 2045 | 12,456 | — | -31.3% |
| 2050 | 11,250 | — | -38.0% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 9.8% (national avg. 13.8%).
Private rental rent: 856 JPY/m²/month (≈ $5.5 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.