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

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

Worst Air Quality Stations
(Sonota), Kagawa, Japan (宇多津町役場綾歌郡宇多津町)
on 2026-10-12 08:00:00
82
graph 0
Suginami, Izumi-3
on 2026-10-12 09:05:09
78
graph 1
Nagaoka, Tokyo, Japan (東京環状長岡西多摩郡瑞穂町)
on 2026-10-12 08:00:00
76
graph 2
Karuizawa, Kamagaya, Chiba, Japan (鎌ケ谷軽井沢鎌ケ谷市)
on 2026-10-12 08:00:00
72
graph 3
Kamiyamaguchi
on 2026-10-12 09:05:10
72
graph 4
Haruki, Aichi, Japan (東郷町春木愛知郡東郷町)
on 2026-10-12 08:00:00
72
graph 5
Esebicho, Shijonawate, Osaka Prefecture, Japan (国設四條畷四條畷市)
on 2026-10-12 08:00:00
70
graph 6
Kibi, Kosai, Shizuoka, Japan (湖西市役所湖西市)
on 2026-10-12 08:00:00
70
graph 7
Kokubunjicho Nii, Takamatsu, Kagawa, Japan (国分寺高松市)
on 2026-10-12 08:00:00
68
graph 8
Kanōchō, Toyota-shi, Aichi-ken, Japan (北部局(加納町)豊田市)
on 2026-10-12 08:00:00
65
graph 9

Best Air Quality Stations
Tsuchizakiminatokita, Akita, Akita, Japan (将軍野秋田市)
on 2026-10-12 08:00:00
10
graph 0
Barajima, Akita, Akita, Japan (自排茨島秋田市)
on 2026-10-12 08:00:00
10
graph 1
Tanochoko, Miyazaki, Miyazaki, Japan (田野宮崎市)
on 2026-10-12 08:00:00
10
graph 2
Kounodai, Iwata-shi, Shizuoka-ken, Japan (磐田市役所磐田市)
on 2026-10-12 08:00:00
16
graph 3
Hirota, Goshogawara, Aomori, Japan (五所川原第三中学校五所川原市)
on 2026-10-12 08:00:00
17
graph 4
Aioi, Hyogo Prefecture, Japan (池ノ内相生市)
on 2026-10-12 08:00:00
17
graph 5
Yamaguchi, Yamaguchi, Japan (環境保健センター山口市)
on 2026-10-12 08:00:00
17
graph 6
Nakano, Kanagawa, Japan (津久井相模原市緑区)
on 2026-10-12 08:00:00
17
graph 7
Seidōchō, Sakaiminato-shi, Tottori-ken, Japan (境港市誠道町境港市)
on 2026-10-12 08:00:00
17
graph 8
Yasugicho, Yasugi, Shimane, Japan (安来一般環境大気測定局安来市)
on 2026-10-12 08:00:00
21
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

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir 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.
101-150Unhealthy for Sensitive GroupsMembers 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.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive 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
201-300Very UnhealthyHealth 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+HazardousHealth alert: everyone may experience more serious health effectsEveryone 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.