Total population (2020)
20,039
Change by 2050 (vs 2020)
-50.7%
Share aged 65+
42.6%
Akiya (vacancy) rate
21.2%
Private rent (JPY/m²)
825 JPY/m²/month (≈ $5.3 at ¥155/USD, Jun 2026)
Net migration
-263.0
Investment Attractiveness Score
10 / 100
Relocation Suitability Score
28 / 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 (20,039).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 17,824 | 17,720vs projection -104 | -11.1% |
| 2030 | 16,006 | — | -20.1% |
| 2035 | 14,281 | — | -28.7% |
| 2040 | 12,675 | — | -36.7% |
| 2045 | 11,209 | — | -44.1% |
| 2050 | 9,878 | — | -50.7% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 21.2% (national avg. 13.8%).
Private rental rent: 825 JPY/m²/month (≈ $5.3 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.