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LIVE AQI CITY RANKING
Real-time Japan
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Shikokuchuo, Ehime | 111 |
| 2 | Hachinohe, Aomori | 90 |
| 3 | Kofu, Yamanashi | 84 |
| 4 | Niihama, Ehime | 84 |
| 5 | Saijo, Ehime | 79 |
| 6 | Akita, Akita | 78 |
| 7 | Otaru, Hokkaido | 78 |
| 8 | Shunan, Yamaguchi | 75 |
| 9 | Kure, Hiroshima | 74 |
| 10 | Honjo, Saitama | 73 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
47 Contributors
See all
LIVE AQI CITY RANKING
Real-time Japan
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Miyazaki, Miyazaki | 4 |
| 2 | Kagoshima, Kagoshima | 9 |
| 3 | Takatsuki, Osaka | 12 |
| 4 | Odawara, Kanagawa | 17 |
| 5 | Sakura, Chiba | 19 |
| 6 | Chiba, Chiba | 21 |
| 7 | Ichihara, Chiba | 21 |
| 8 | Kyoto, Kyoto | 21 |
| 9 | Sodegaura, Chiba | 21 |
| 10 | Takarazuka, Hyogo | 21 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
OVERVIEW
How polluted is Japan?
2023 Air quality average
Good
2023 average US AQI
40
!
PM2.5
x1.9
2023 average PM2.5 concentration in Japan: 1.9 times the WHO annual air quality guideline value
| 2023 Japan cleanest city | Ibigawa , Gifu 18 |
| 2023 Japan most polluted city | Kasaoka , Okayama 56 |
News
The latest air quality news and resources.
2023 aqi country ranking
How does Japan rank globally in air pollution?
96/134
Which country had the worst air quality in 2023?
| # | COUNTRY | Population | AVG. US |
|---|---|---|---|
| 1 |  Bangladesh | 169,356,251 | 164 |
| 2 |  Pakistan | 231,402,117 | 160 |
| 3 |  India | 1,407,563,842 | 147 |
| 4 |  Tajikistan | 9,750,064 | 134 |
| 5 |  Burkina Faso | 22,100,683 | 128 |
| 6 |  Iraq | 43,533,592 | 121 |
| 7 |  United Arab Emirates | 9,365,145 | 119 |
| 8 |  Nepal | 30,034,989 | 118 |
| 9 |  Egypt | 109,262,178 | 118 |
| 10 |  Democratic Republic of the Congo | 95,894,118 | 114 |
| 96 | Japan | 125,681,593 | 40 |
Japan air quality data attribution
47Contributors
Kanagawa Prefectural Government89 stations
Tokyo Metropolis79 stations
- Hyogo Atmospheric Environment
59 stations
Chiba Atmosphere Environment54 stations
- Osaka Prefectural Government
53 stations
Aichi Prefecture Air Pollution52 stations
Shizuoka Prefecture Living Environment Division48 stations
Kyoto Prefecture Government29 stations
Miyagi Prefectural Health and Environment Center28 stations
Gifu Prefectural Government26 stations
Hiroshima Prefecture24 stations
Ishikawa Prefectural Government24 stations
Mie Prefecture Air Quality Information24 stations
Atmospheric Environmental Fukuoka Prefecture18 stations
Wakayama Prefectural Government17 stations
Top 20 Government Contributors
- Lassalle Michael W.
2 stations
Top 20 Educational Contributors
S.Asano1 station
AQ-Inspector-Hayama1 station
Wizdom Consulting1 station
Top 20 Individual Contributors
4 Anonymous contributors4 stations
Anonymous Contributors
Top 41 Data sources
- Atmospheric Environmental Regional Observation System (AEROS)
- City of Sapporo
- Gunma Prefecture Environmental Forest Department Environment Conservation Division
- Osaka Prefectural Government
- Hyogo Atmospheric Environment
- Fukushima Prefecture Air Quality Information
- Aichi Prefecture Air Pollution
- Wakayama Prefectural Government
- Chiba Atmosphere Environment
- Hiroshima Prefecture
Yamagata Prefectural Government- Kanagawa Prefectural Government
Yamaguchi Prefecture Environmental Life Department Environmental Policy Division
Hokkaido Atmospheric Environment
Ehime Prefecture Air Pollution Continuous Monitoring System- Atmospheric Environmental Fukuoka Prefecture
- Tokyo Metropolis
- Shizuoka Prefecture Living Environment Division
- Kyoto Prefecture Government
Environmental Management, Kagawa Prefecture
Aomori Prefectural Government- Ishikawa Prefectural Government
Niigata Prefecture Government
Environmental City Division of the Kobe City Environment Bureau- Mie Prefecture Air Quality Information
Ibaraki Prefecture Air Pollution Continuous Monitoring System- Gifu Prefectural Government
Nagano Prefectural Government
Saitama Prefecture
Fukui Prefecture Air Pollution Monitoring System- Miyagi Prefectural Health and Environment Center
IQAir
Nagoya City Atmospheric Environment
Atmosphere Water Quality Preservation Section, Forestry Department, Yamanashi Prefecture
Okinawa Prefecture Environment Conservation Division
Iwate Prefecture Environmental and Life Department Environmental Conservation Section
Tochigi Prefectural Government
Tottori Prefecture Living Environment Department Environmental Prefectural Promotion Division
PurpleAir
Okayama Environmental Health Center
Environmental Conservation Section, Living Environment and Culture Department, Toyama Prefecture
Which is the most polluted state in Japan?
- Aichi
- Akita
- Aomori
- Chiba
- Ehime
- Fukui
- Fukuoka
- Fukushima
- Gifu
- Gunma
- Hiroshima
- Hokkaido
- Hyogo
- Ibaraki
- Ishikawa
- Iwate
- Kagawa
- Kagoshima
- Kanagawa
- Kochi
- Kumamoto
- Kyoto
- Mie
- Miyagi
- Miyazaki
- Nagano
- Nagasaki
- Nara
- Niigata
- Oita
- Okayama
- Okinawa
- Osaka
- Saga
- Saitama
- Shiga
- Shimane
- Shizuoka
- Tochigi
- Tokushima
- Tokyo
- Tottori
- Toyama
- Wakayama
- Yamagata
- Yamaguchi
- Yamanashi
AQI US, Metric