Total population (2020)
20,332
Change by 2050 (vs 2020)
-52.3%
Share aged 65+
48.2%
Akiya (vacancy) rate
30.4%
Private rent (JPY/m²)
642 JPY/m²/month (≈ $4.1 at ¥155/USD, Jun 2026)
Net migration
-142.0
Investment Attractiveness Score
7 / 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 (20,332).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 17,960 | 17,696vs projection -264 | -11.7% |
| 2030 | 15,912 | — | -21.7% |
| 2035 | 14,123 | — | -30.5% |
| 2040 | 12,518 | — | -38.4% |
| 2045 | 11,039 | — | -45.7% |
| 2050 | 9,699 | — | -52.3% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 30.4% (national avg. 13.8%).
Private rental rent: 642 JPY/m²/month (≈ $4.1 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.