Kumamoto熊本県
Nishi 熊本市西区
Data last updated:
Nishi, Kumamoto, Japan has a population of 89,534 (2025 national census). IPSS projections estimate 87,405 by 2030 and 77,594 by 2050 (a decrease of about 14.9% from 2020), with the share of residents aged 65+ rising from 30.7% in 2020 to 37.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025年
(实际)
89,534人
2030年
(预测)
87,405人
▼ -4.1%
2040年
(预测)
82,819人
▼ -9.2%
2050年
(预测)
77,594人
▼ -14.9%
Change vs. 2020 census
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Kumamoto (熊本県)的其他市区町村
数据来源
- 日本政府统计综合窗口(e-Stat)（https://www.e-stat.go.jp/）
- 国立社会保障・人口问题研究所「日本地区别未来推计人口（令和5年推计）」
※本服务使用e-Stat的API功能，但服务内容不受日本政府保证。
Nishi Population Table (2015–2050)
Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.
| Year | Population | vs 2020 | Type |
|---|---|---|---|
| 2015 | 93,171 | ▲ +2.2% | Census |
| 2020 | 91,177 | — | Census |
| 2025 | 89,534 | ▼ -1.8% | Census |
| 2030 | 87,405 | ▼ -4.1% | Projection |
| 2035 | 85,208 | ▼ -6.5% | Projection |
| 2040 | 82,819 | ▼ -9.2% | Projection |
| 2045 | 80,222 | ▼ -12.0% | Projection |
| 2050 | 77,594 | ▼ -14.9% | Projection |
About Nishi
Overview
Nishi (熊本市西区) is a municipality in Kumamoto, Japan, with a population of 89,534 as of 2025.
Population Projection of Nishi
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Nishi's population is expected to reach 87,405 by 2030 (-4.1%), 82,819 by 2040 (-9.2%), and 77,594 by 2050 (-14.9%). A modest population change is expected.
Aging Rate of Nishi
The aging rate (percentage of residents aged 65 and over) is 30.7% as of 2020 and is projected to rise to 37.4% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Nishi's demographic trajectory is similar to the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1486 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1449 out of 1903 nationwide.
- Population size: Ranked #455 out of 1917 nationwide.
- Related: National rankings / All municipalities in Kumamoto
Kumamoto (熊本県)的收入水平: Kumamoto (熊本県)的平均年收入（按年龄、性别、企业规模）jpsalary / 厚生劳动省 工资结构基本统计调查