Total population (2020)
20,151
Change by 2050 (vs 2020)
-46.5%
Share aged 65+
37.6%
Akiya (vacancy) rate
15.7%
Private rent (JPY/m²)
707 JPY/m²/month (≈ $4.6 at ¥155/USD, Jun 2026)
Net migration
-142.0
Investment Attractiveness Score
21 / 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 (20,151).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 18,226 | 18,356vs projection +130 | -9.6% |
| 2030 | 16,598 | — | -17.6% |
| 2035 | 15,069 | — | -25.2% |
| 2040 | 13,590 | — | -32.6% |
| 2045 | 12,145 | — | -39.7% |
| 2050 | 10,773 | — | -46.5% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 15.7% (national avg. 13.8%).
Private rental rent: 707 JPY/m²/month (≈ $4.6 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.