Total population (2020)
22,129
Change by 2050 (vs 2020)
-47.2%
Share aged 65+
39.5%
Akiya (vacancy) rate
25.8%
Private rent (JPY/m²)
646 JPY/m²/month (≈ $4.2 at ¥155/USD, Jun 2026)
Net migration
-174.0
Investment Attractiveness Score
12 / 100
Relocation Suitability Score
39 / 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 (22,129).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 19,999 | 19,757vs projection -242 | -9.6% |
| 2030 | 18,187 | — | -17.8% |
| 2035 | 16,441 | — | -25.7% |
| 2040 | 14,762 | — | -33.3% |
| 2045 | 13,191 | — | -40.4% |
| 2050 | 11,694 | — | -47.2% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 25.8% (national avg. 13.8%).
Private rental rent: 646 JPY/m²/month (≈ $4.2 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.