日本人口减少模拟器

Nagasaki長崎県

Kawatana 川棚町

Data last updated:

Kawatana, Nagasaki, Japan has a population of 12,312 (2025 national census). IPSS projections estimate 11,636 by 2030 and 8,232 by 2050 (a decrease of about 38.5% from 2020), with the share of residents aged 65+ rising from 33.1% in 2020 to 47.0%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

12,312人

2030年

(预测)

11,636人

▼ -13.0%

2040年

(预测)

9,883人

▼ -26.1%

2050年

(预测)

8,232人

▼ -38.5%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 33.1%→2050年 47%

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岁

Nagasaki (長崎県)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。

Kawatana Population Table (1980–2050)

Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.

YearPopulationvs 2020Type
198014,479▲ +8.2%Census
198514,735▲ +10.2%Census
199014,599▲ +9.1%Census
199515,064▲ +12.6%Census
200015,325▲ +14.6%Census
200515,158▲ +13.3%Census
201014,651▲ +9.5%Census
201514,067▲ +5.2%Census
202013,377—Census
202512,312▼ -8.0%Census
203011,636▼ -13.0%Projection
203510,756▼ -19.6%Projection
20409,883▼ -26.1%Projection
20459,055▼ -32.3%Projection
20508,232▼ -38.5%Projection

About Kawatana

Overview

Kawatana (川棚町) is a municipality in Nagasaki, Japan, with a population of 12,312 as of 2025.

Population Projection of Kawatana

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kawatana's population is expected to reach 11,636 by 2030 (-13.0%), 9,883 by 2040 (-26.1%), and 8,232 by 2050 (-38.5%). A significant population decline is projected over the next three decades.

Aging Rate of Kawatana

The aging rate (percentage of residents aged 65 and over) is 33.1% as of 2020 and is projected to rise to 47.0% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Kawatana's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #775 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #751 out of 1903 nationwide.
  • Population size: Ranked #1276 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Nagasaki

Nagasaki (長崎県)的收入水平: Nagasaki (長崎県)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

Frequently Asked Questions

Q.What is the current population of Kawatana, Nagasaki?
A.According to the 2025 national census, Kawatana has a population of 12,312.
Q.What is the population of Kawatana in 2026?
A.Kawatana's population in 2026 is estimated at approximately 12,177. This is an interpolated reference value between the 2025 census (12,312) and the IPSS projection for 2030 (11,636).
Q.What is the projected population of Kawatana in the future?
A.According to IPSS projections, Kawatana's population is expected to be 11,636 in 2030, 9,883 in 2040, and 8,232 in 2050.
Q.What is the population decline rate of Kawatana?
A.Over the 30 years from 2020 to 2050, Kawatana's population is projected to change by -38.5%. The 10-year change is -13.0% and the 20-year change is -26.1%.
Q.Why is the population of Kawatana declining?
A.Nationwide, Japan's population decline is driven by natural decrease (deaths exceeding births) and, in regional municipalities, by net out-migration of young people to major metropolitan areas. In Kawatana, the share of residents aged 65+ is projected to rise from 33.1% to 47.0% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kawatana?
A.Kawatana's aging rate (percentage aged 65 and over) is 33.1% as of 2020, projected to rise to 47.0% by 2050.
Q.Where does this population data come from?
A.Historical data is sourced from Japan's national census via the e-Stat API (Statistics Bureau of Japan). Future projections are from the National Institute of Population and Social Security Research (IPSS) "Regional Population Projections 2023".
Q.Is the data up to date?
A.Historical data uses national census results through 2025. Future projections use the IPSS 2023 edition, which is based on the 2020 census.

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