Gunma群馬県
Kanna 神流町
Data last updated:
Kanna, Gunma, Japan has a population of 1,317 (2025 national census). IPSS projections estimate 1,132 by 2030 and 498 by 2050 (a decrease of about 69.7% from 2020), with the share of residents aged 65+ rising from 61.5% in 2020 to 64.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025년
(실적)
1,317명
2030년
(추계)
1,132명
▼ -31.2%
2040년
(추계)
761명
▼ -53.7%
2050년
(추계)
498명
▼ -69.7%
Change vs. 2020 census
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Gunma (群馬県)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)」
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Kanna Population Table (1980–2050)
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 |
|---|---|---|---|
| 1980 | 5,469 | ▲ +232.5% | Census |
| 1985 | 4,746 | ▲ +188.5% | Census |
| 1990 | 4,159 | ▲ +152.8% | Census |
| 1995 | 3,644 | ▲ +121.5% | Census |
| 2000 | 3,210 | ▲ +95.1% | Census |
| 2005 | 2,757 | ▲ +67.6% | Census |
| 2010 | 2,352 | ▲ +43.0% | Census |
| 2015 | 1,954 | ▲ +18.8% | Census |
| 2020 | 1,645 | — | Census |
| 2025 | 1,317 | ▼ -19.9% | Census |
| 2030 | 1,132 | ▼ -31.2% | Projection |
| 2035 | 929 | ▼ -43.5% | Projection |
| 2040 | 761 | ▼ -53.7% | Projection |
| 2045 | 619 | ▼ -62.4% | Projection |
| 2050 | 498 | ▼ -69.7% | Projection |
About Kanna
Overview
Kanna (神流町) is a municipality in Gunma, Japan, with a population of 1,317 as of 2025.
Population Projection of Kanna
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kanna's population is expected to reach 1,132 by 2030 (-31.2%), 761 by 2040 (-53.7%), and 498 by 2050 (-69.7%). The town is projected to lose more than half its population over 30 years.
Aging Rate of Kanna
The aging rate (percentage of residents aged 65 and over) is 61.5% as of 2020 and is projected to rise to 64.1% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Kanna is among the most rapidly declining municipalities in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #11 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #42 out of 1903 nationwide.
- Population size: Ranked #1849 out of 1917 nationwide.
- Related: National rankings / All municipalities in Gunma
Gunma (群馬県)의 소득 수준: Gunma (群馬県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사