Total population (2020)
20,033
Change by 2050 (vs 2020)
-45.9%
Share aged 65+
40.9%
Akiya (vacancy) rate
23.8%
Private rent (JPY/m²)
617 JPY/m²/month (≈ $4.0 at ¥155/USD, Jun 2026)
Net migration
-211.0
Investment Attractiveness Score
11 / 100
Relocation Suitability Score
35 / 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 (20,033).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 18,370 | 17,948vs projection -422 | -8.3% |
| 2030 | 16,774 | — | -16.3% |
| 2035 | 15,222 | — | -24.0% |
| 2040 | 13,698 | — | -31.6% |
| 2045 | 12,221 | — | -39.0% |
| 2050 | 10,844 | — | -45.9% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 23.8% (national avg. 13.8%).
Private rental rent: 617 JPY/m²/month (≈ $4.0 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.