일본 인구 감소 시뮬레이터

Yamanashi山梨県

Shouwa 昭和町

Data last updated:

Shouwa, Yamanashi, Japan has a population of 21,786 (2025 national census). IPSS projections estimate 22,046 by 2030 and 22,047 by 2050 (an increase of about 5.4% from 2020), with the share of residents aged 65+ rising from 19.5% in 2020 to 31.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년

(실적)

21,786명

2030년

(추계)

22,046명

▲ +5.4%

2040년

(추계)

22,435명

▲ +7.3%

2050년

(추계)

22,047명

▲ +5.4%

Change vs. 2020 census

고령화율(65세 이상): 2020년 19.5%→2050년 31.6%

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Yamanashi (山梨県)의 다른 시구정촌

데이터 출처

  • 일본 정부 통계 종합 포털(e-Stat)(https://www.e-stat.go.jp/)
  • 국립사회보장・인구문제연구소 「일본의 지역별 장래추계인구(레이와 5년 추계)」

※이 서비스는 e-Stat의 API 기능을 사용하고 있으나 서비스 내용은 일본 정부에 의해 보증된 것이 아닙니다.

Shouwa 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
19808,751▼ -58.1%Census
198510,700▼ -48.8%Census
199012,548▼ -40.0%Census
199514,590▼ -30.2%Census
200015,937▼ -23.8%Census
200516,764▼ -19.8%Census
201017,653▼ -15.6%Census
201519,505▼ -6.7%Census
202020,909—Census
202521,786▲ +4.2%Census
203022,046▲ +5.4%Projection
203522,329▲ +6.8%Projection
204022,435▲ +7.3%Projection
204522,320▲ +6.7%Projection
205022,047▲ +5.4%Projection

About Shouwa

Overview

Shouwa (昭和町) is a municipality in Yamanashi, Japan, with a population of 21,786 as of 2025.

Population Projection of Shouwa

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Shouwa's population is expected to reach 22,046 by 2030 (+5.4%), 22,435 by 2040 (+7.3%), and 22,047 by 2050 (+5.4%). Shouwa is among the rare Japanese municipalities projected to see population growth.

Aging Rate of Shouwa

The aging rate (percentage of residents aged 65 and over) is 19.5% as of 2020 and is projected to rise to 31.6% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Shouwa's demographic trajectory is similar to the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1861 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1785 out of 1903 nationwide.
  • Population size: Ranked #1040 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Yamanashi

Yamanashi (山梨県)의 소득 수준: Yamanashi (山梨県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사

Frequently Asked Questions

Q.What is the current population of Shouwa, Yamanashi?
A.According to the 2025 national census, Shouwa has a population of 21,786.
Q.What is the population of Shouwa in 2026?
A.Shouwa's population in 2026 is estimated at approximately 21,838. This is an interpolated reference value between the 2025 census (21,786) and the IPSS projection for 2030 (22,046).
Q.What is the projected population of Shouwa in the future?
A.According to IPSS projections, Shouwa's population is expected to be 22,046 in 2030, 22,435 in 2040, and 22,047 in 2050.
Q.What is the population decline rate of Shouwa?
A.Over the 30 years from 2020 to 2050, Shouwa's population is projected to change by +5.4%. The 10-year change is +5.4% and the 20-year change is +7.3%.
Q.Why is the population of Shouwa growing?
A.Municipalities with growing populations typically benefit from net in-migration driven by good access to major metropolitan areas, housing development, and family support policies. Shouwa is one of the minority of Japanese municipalities projected to grow through 2050.
Q.What is the aging rate of Shouwa?
A.Shouwa's aging rate (percentage aged 65 and over) is 19.5% as of 2020, projected to rise to 31.6% 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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