Total population (2020)
18,295
Change by 2050 (vs 2020)
-43.7%
Share aged 65+
36.9%
Akiya (vacancy) rate
16.8%
Private rent (JPY/m²)
594 JPY/m²/month (≈ $3.8 at ¥155/USD, Jun 2026)
Net migration
-391.0
Investment Attractiveness Score
13 / 100
Relocation Suitability Score
35 / 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 (18,295).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 16,934 | 16,825vs projection -109 | -7.4% |
| 2030 | 15,546 | — | -15.0% |
| 2035 | 14,197 | — | -22.4% |
| 2040 | 12,881 | — | -29.6% |
| 2045 | 11,565 | — | -36.8% |
| 2050 | 10,306 | — | -43.7% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 16.8% (national avg. 13.8%).
Private rental rent: 594 JPY/m²/month (≈ $3.8 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.