Total population (2020)
474,592
Change by 2050 (vs 2020)
-13.6%
Share aged 65+
26.4%
Akiya (vacancy) rate
13.6%
Private rent (JPY/m²)
1,109 JPY/m²/month (≈ $7.2 at ¥155/USD, Jun 2026)
Net migration
-809.0
Investment Attractiveness Score
48 / 100
Relocation Suitability Score
60 / 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 (474,592).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 468,858 | 462,135vs projection -6,723 | -1.2% |
| 2030 | 459,581 | — | -3.2% |
| 2035 | 448,711 | — | -5.5% |
| 2040 | 436,212 | — | -8.1% |
| 2045 | 423,029 | — | -10.9% |
| 2050 | 409,836 | — | -13.6% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 13.6% (national avg. 13.8%).
Private rental rent: 1,109 JPY/m²/month (≈ $7.2 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.