Iran vs Japan
Iran vs Japan: Safe drinking water
Safe drinking water in 2022: 94.2% in Iran and 98.7% in Japan, by WHO/UNICEF estimates. In 2022 the value was higher in Japan, by 4.4 percentage points, or 1.05 times that in Iran.
% of people · WHO/UNICEF
What the numbers say
- Japan has been higher in every year both have figures for since 2000.
- In 2022, Iran ranked 51 and Japan ranked 36 of 135 countries, counting from the highest.
- The world as a whole: 72.9% in 2022.
Every year
% of people · WHO/UNICEF
| Year | Iran | Japan | World |
|---|---|---|---|
| 2022 | 94.2 | 98.7 | 72.9 |
| 2021 | 94.1 | 98.7 | 72.5 |
| 2020 | 94 | 98.6 | 72.3 |
| 2019 | 93.8 | 98.6 | 71.7 |
| 2018 | 93.7 | 98.5 | 71 |
| 2017 | 93.5 | 98.5 | 70.4 |
| 2016 | 93.4 | 98.4 | 69.7 |
| 2015 | 93.2 | 98.4 | 69.1 |
| 2014 | 93.1 | 98.3 | 68.4 |
| 2013 | 92.9 | 98.3 | 67.7 |
| 2012 | 92.7 | 98.2 | 67.1 |
| 2011 | 92.6 | 98.2 | 66.4 |
| 2010 | 92.4 | 98.1 | 65.9 |
| 2009 | 92.2 | 98.1 | 65.4 |
| 2008 | 92 | 98 | 64.9 |
| 2007 | 91.8 | 98 | 64.6 |
| 2006 | 91.6 | 98 | 64 |
| 2005 | 91.4 | 97.9 | 63.7 |
| 2004 | 91.2 | 97.9 | 63 |
| 2003 | 91 | 97.9 | 62.4 |
| 2002 | 90.8 | 97.9 | 61.8 |
| 2001 | 90.6 | 97.9 | 61.1 |
| 2000 | 90.3 | 97.9 | 60.8 |
Each country on its own
Good to know
- The share of people whose drinking water comes from an improved source at home, there when needed and free of contamination.
- Source: WHO/UNICEF Joint Monitoring Programme, via Our World in Data.
- Ranks count the 135 countries with a value in 2022, highest first.
- The faint line is the world as a whole, as the same source counts it.
How the layers work, where their data comes from and what they can’t tell you: Countries through time
Iran vs Japan
Health
- Life expectancyIran: 77.7 years in 2023Japan: 84.7 years in 2023
- Child mortalityIran: 1.1 per 100 live births in 2024Japan: 0.2 per 100 live births in 2024
- Infant mortalityIran: 9.9 per 1,000 live births in 2023Japan: 1.6 per 1,000 live births in 2023
- DepressionIran: 5.12% in 2017Japan: 3.34% in 2017
- Suicide rateIran: 5.4 per 100,000 people in 2017Japan: 15.7 per 100,000 people in 2017
People
- PopulationIran: 90.6 million people in 2023Japan: 124 million people in 2023
- Population growthIran: 1.12% a year in 2023Japan: -0.48% a year in 2023
- Fertility rateIran: 1.7 births per woman in 2023Japan: 1.21 births per woman in 2023
- Urban populationIran: 77.4% in 2025Japan: 92.3% in 2025
- Median ageIran: 32.9 years in 2023Japan: 49 years in 2023
- People aged 65 and overIran: 7.9% in 2023Japan: 29.6% in 2023
- Net migration rateIran: 2.9 per 1,000 people in 2023Japan: 1.4 per 1,000 people in 2023
Economy
Education
Politics
Conflict
Military
- Military spendingIran: 2.09% of GDP in 2025Japan: 1.41% of GDP in 2025
- Military spending in US dollarsIran: $7.45B in 2025Japan: $59.5B in 2025
- Military spending per personIran: $80 in 2025Japan: $504 in 2025
- Military share of state spendingIran: 11.2% of government spending in 2025Japan: 3.8% of government spending in 2025
- Armed forces personnelIran: 650,000 people in 2020Japan: 261,000 people in 2020
- National powerIran: 1.64% of world capability in 2022Japan: 2.47% of world capability in 2022
- Armed forces, share of workersIran: 2.35% of the labour force in 2020Japan: 0.38% of the labour force in 2020
- Arms importsIran: 42 million TIV in 2024Japan: 1.72 billion TIV in 2025
- Arms exportsIran: 80 million TIV in 2025Japan: 28 million TIV in 2025