Total population (2020)
20,127
Change by 2050 (vs 2020)
-45.9%
Share aged 65+
39.0%
Akiya (vacancy) rate
11.7%
Private rent (JPY/m²)
1,024 JPY/m²/month (≈ $6.6 at ¥155/USD, Jun 2026)
Net migration
-13.0
Investment Attractiveness Score
26 / 100
Relocation Suitability Score
36 / 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 (20,127).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 18,927 | 19,010vs projection +83 | -6.0% |
| 2030 | 17,423 | — | -13.4% |
| 2035 | 15,797 | — | -21.5% |
| 2040 | 14,084 | — | -30.0% |
| 2045 | 12,397 | — | -38.4% |
| 2050 | 10,885 | — | -45.9% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 11.7% (national avg. 13.8%).
Private rental rent: 1,024 JPY/m²/month (≈ $6.6 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.