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Japan Demographics Profile 2018

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Population126,451,398 (July 2017 est.)
Age structure0-14 years: 12.84% (male 8,361,611/female 7,875,045)
15-24 years: 9.64% (male 6,417,085/female 5,778,904)
25-54 years: 37.5% (male 23,435,323/female 23,980,781)
55-64 years: 12.15% (male 7,692,424/female 7,665,157)
65 years and over: 27.87% (male 15,397,309/female 19,847,759) (2017 est.)
Dependency ratiostotal dependency ratio: 64
youth dependency ratio: 21.3
elderly dependency ratio: 42.7
potential support ratio: 2.3 (2015 est.)
Median agetotal: 47.3 years
male: 46 years
female: 48.7 years (2017 est.)
Population growth rate-0.21% (2017 est.)
Birth rate7.7 births/1,000 population (2017 est.)
Death rate9.8 deaths/1,000 population (2017 est.)
Net migration rate0 migrant(s)/1,000 population (2017 est.)
Urbanizationurban population: 94.3% of total population (2017)
rate of urbanization: 0.15% annual rate of change (2015-20 est.)
Major cities - populationTOKYO (capital) 38.001 million; Osaka-Kobe 20.238 million; Nagoya 9.406 million; Kitakyushu-Fukuoka 5.51 million; Shizuoka-Hamamatsu 3.369 million; Sapporo 2.571 million (2015)
Sex ratioat birth: 1.06 male(s)/female
0-14 years: 1.06 male(s)/female
15-24 years: 1.11 male(s)/female
25-54 years: 0.98 male(s)/female
55-64 years: 1 male(s)/female
65 years and over: 0.77 male(s)/female
total population: 0.94 male(s)/female (2016 est.)
Mother's mean age at first birth30.7 years (2015 est.)
Infant mortality ratetotal: 2 deaths/1,000 live births
male: 2.2 deaths/1,000 live births
female: 1.8 deaths/1,000 live births (2017 est.)
Life expectancy at birthtotal population: 85.3 years
male: 81.9 years
female: 88.8 years (2017 est.)
Total fertility rate1.41 children born/woman (2017 est.)
Contraceptive prevalence rate40.4%
note: percent of women aged 20-49 (2015)
HIV/AIDS - adult prevalence rateNA
HIV/AIDS - people living with HIV/AIDSNA
HIV/AIDS - deathsNA
Drinking water sourceimproved:
urban: 100% of population
rural: 100% of population
total: 100% of population
unimproved:
urban: 0% of population
rural: 0% of population
total: 0% of population (2015 est.)
Sanitation facility accessimproved:
urban: 100% of population
rural: 100% of population
total: 100% of population
unimproved:
urban: 0% of population
rural: 0% of population
total: 0% of population (2015 est.)
Nationalitynoun: Japanese (singular and plural)
adjective: Japanese
Ethnic groupsJapanese 98.5%, Koreans 0.5%, Chinese 0.4%, other 0.6%
note: up to 230,000 Brazilians of Japanese origin migrated to Japan in the 1990s to work in industries; some have returned to Brazil (2004)
ReligionsShintoism 79.2%, Buddhism 66.8%, Christianity 1.5%, other 7.1%
note: total adherents exceeds 100% because many people practice both Shintoism and Buddhism (2012 est.)
LanguagesJapanese
School life expectancy (primary to tertiary education)total: 15 years
male: 15 years
female: 15 years (2014)
Education expenditures3.8% of GDP (2014)
Maternal mortality rate5 deaths/100,000 live births (2015 est.)
Children under the age of 5 years underweight3.4% (2010)
Health expenditures10.2% of GDP (2014)
Physicians density2.3 physicians/1,000 population (2012)
Hospital bed density13.7 beds/1,000 population (2009)
Obesity - adult prevalence rate4.3% (2016)

Source: CIA World Factbook
This page was last updated on January 20, 2018