日本人口减少模拟器

Hiroshima広島県

Miyoshi 三次市

Data last updated:

Miyoshi, Hiroshima, Japan has a population of 46,559 (2025 national census). IPSS projections estimate 44,370 by 2030 and 33,901 by 2050 (a decrease of about 33.1% from 2020), with the share of residents aged 65+ rising from 36.6% in 2020 to 45.2%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年实际

46,559人

2030年预测

44,370人

▼ -12.5%

2040年预测

39,170人

▼ -22.7%

2050年预测

33,901人

▼ -33.1%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 36.6%→2050年 45.2%

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岁

Hiroshima (広島県)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。

Miyoshi 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
198063,582▲ +25.5%Census
198564,089▲ +26.5%Census
199063,596▲ +25.5%Census
199562,910▲ +24.1%Census
200061,635▲ +21.6%Census
200559,314▲ +17.0%Census
201056,605▲ +11.7%Census
201553,615▲ +5.8%Census
202050,681—Census
202546,559▼ -8.1%Census
203044,370▼ -12.5%Projection
203541,745▼ -17.6%Projection
204039,170▼ -22.7%Projection
204536,532▼ -27.9%Projection
205033,901▼ -33.1%Projection

About Miyoshi

Overview

Miyoshi (三次市) is a municipality in Hiroshima, Japan, with a population of 46,559 as of 2025.

Population Projection of Miyoshi

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Miyoshi's population is expected to reach 44,370 by 2030 (-12.5%), 39,170 by 2040 (-22.7%), and 33,901 by 2050 (-33.1%). A significant population decline is projected over the next three decades.

Aging Rate of Miyoshi

The aging rate (percentage of residents aged 65 and over) is 36.6% as of 2020 and is projected to rise to 45.2% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Miyoshi's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #957 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #878 out of 1903 nationwide.
  • Population size: Ranked #709 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Hiroshima

Hiroshima (広島県)的收入水平: Hiroshima (広島県)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 Miyoshi, Hiroshima?
A.According to the 2025 national census, Miyoshi has a population of 46,559.
Q.What is the population of Miyoshi in 2026?
A.Miyoshi's population in 2026 is estimated at approximately 46,121. This is an interpolated reference value between the 2025 census (46,559) and the IPSS projection for 2030 (44,370).
Q.What is the projected population of Miyoshi in the future?
A.According to IPSS projections, Miyoshi's population is expected to be 44,370 in 2030, 39,170 in 2040, and 33,901 in 2050.
Q.What is the population decline rate of Miyoshi?
A.Over the 30 years from 2020 to 2050, Miyoshi's population is projected to change by -33.1%. The 10-year change is -12.5% and the 20-year change is -22.7%.
Q.Why is the population of Miyoshi 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 Miyoshi, the share of residents aged 65+ is projected to rise from 36.6% to 45.2% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Miyoshi?
A.Miyoshi's aging rate (percentage aged 65 and over) is 36.6% as of 2020, projected to rise to 45.2% 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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