Japan Air Pollution Statistics
Top 10 Best and Worst Air Quality in Japan

Share: aqicn.org/statistics/japan/

The statistics below corresponds to the real-time readings
last updated on .

Worst Air Quality Stations
Enzankamishiogo, Koshu, Yamanashi, Japan (東山梨甲州市)
on 2025-09-21 10:00:00
95
graph 0
Kitasayacho, Matsuyama, Ehime, Japan (味生松山市)
on 2025-09-21 10:00:00
70
graph 1
Atago, Tama, Tokyo, Japan (多摩市愛宕多摩市)
on 2025-09-18 10:00:00
70
graph 2
Kokubo, Kofu, Yamanashi, Japan (国母自排甲府市)
on 2025-09-21 10:00:00
68
graph 3
Mabicho Yata, Kurashiki, Okayama, Japan (真備倉敷市)
on 2025-09-21 10:00:00
65
graph 4
Hagurazaki, Izumisano, Osaka Prefecture, Japan (佐野中学校泉佐野市)
on 2025-09-21 02:00:00
57
graph 5
Omuro, Kashiwa, Chiba, Japan (柏大室柏市)
on 2025-09-21 10:00:00
53
graph 6
Shimoiino, Futtsu, Chiba, Japan (富津下飯野富津市)
on 2025-09-21 10:00:00
50
graph 7
Iwasakinishi, Ichihara-shi, Chiba-ken, Japan (市原岩崎西市原市)
on 2025-09-21 10:00:00
50
graph 8
Nakashima, Takasago, Hyogo Prefecture, Japan (中島高砂市)
on 2025-09-21 10:00:00
50
graph 9

Best Air Quality Stations
Awasa, Chikuma, Nagano, Japan (更埴インターチェンジ千曲市)
on 2025-09-21 09:00:00
5
graph 0
Mitsuhashimachi Imakoga, Yanagawa, Fukuoka, Japan (柳川柳川市)
on 2025-09-21 10:00:00
5
graph 1
Hinode, Honjo, Saitama, Japan (本庄本庄市)
on 2025-09-21 10:00:00
5
graph 2
Takagimachi, Saga, Saga, Japan (佐賀佐賀市)
on 2025-09-21 10:00:00
6
graph 3
Ekiminamimachi, Kochi Prefecture, Japan (伊野合同庁舎吾川郡いの町)
on 2025-09-21 10:00:00
6
graph 4
Hirota, Goshogawara, Aomori, Japan (五所川原第三中学校五所川原市)
on 2025-09-21 10:00:00
6
graph 5
Yasugicho, Yasugi, Shimane, Japan (安来一般環境大気測定局安来市)
on 2025-09-21 10:00:00
7
graph 6
Nishihamasadacho, Matsue, Shimane, Japan (国設松江大気環境測定所松江市)
on 2025-09-21 10:00:00
7
graph 7
Mitsukaido Morishitamachi, Joso, Ibaraki, Japan (常総保健所常総市)
on 2025-09-21 10:00:00
9
graph 8
Minami 14 Jonishi, Hokkaido Prefecture, Japan (南１４条札幌市中央区)
on 2025-09-21 10:00:00
9
graph 9


Statistics for other regions

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Air Quality Rankings

About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQI Air Pollution Level Health Implications Cautionary Statement (for PM2.5)
0 - 50 Good Air quality is considered satisfactory, and air pollution poses little or no risk None
51 -100 Moderate Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution. Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150 Unhealthy for Sensitive Groups Members of sensitive groups may experience health effects. The general public is not likely to be affected. Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200 Unhealthy Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects Active children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300 Very Unhealthy Health warnings of emergency conditions. The entire population is more likely to be affected. Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+ Hazardous Health alert: everyone may experience more serious health effects Everyone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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