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
Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)
on 2025-10-31 23:00:00
69
graph 0
Nishine, Sagae, Yamagata, Japan (寒河江西根寒河江市)
on 2025-10-31 23:00:00
68
graph 1
Hikoshima Sakomachi, Shimonoseki, Yamaguchi, Japan (彦島局下関市)
on 2025-10-31 23:00:00
65
graph 2
Moriai, Fukushima, Fukushima, Japan (森合福島市)
on 2025-10-31 23:00:00
61
graph 3
Fukuta, Saga, Japan (白石杵島郡白石町)
on 2025-10-31 23:00:00
59
graph 4
Asahimachi, Uto, Kumamoto, Japan (宇土運動公園宇土市)
on 2025-10-31 23:00:00
59
graph 5
Kita 1 Jonishi, Hokkaido Prefecture, Japan (北１条札幌市中央区)
on 2025-10-31 23:00:00
59
graph 6
Awasa, Chikuma, Nagano, Japan (更埴インターチェンジ千曲市)
on 2025-10-31 23:00:00
57
graph 7
Shinonoifusetakada, Nagano, Nagano Prefecture, Japan (篠ノ井長野市)
on 2025-10-31 23:00:00
55
graph 8
Waifu, Kikuchi, Kumamoto, Japan (菊池市役所菊池市)
on 2025-10-31 23:00:00
53
graph 9

Best Air Quality Stations
Kuma, Ehime, Japan (久万高原上浮穴郡久万町)
on 2025-10-31 23:00:00
3
graph 0
Hiraidemachi, Utsunomiya, Tochigi, Japan (平出宇都宮市)
on 2025-10-31 23:00:00
4
graph 1
Shikisai, Himeji, Hyogo Prefecture, Japan (飾西姫路市)
on 2025-10-31 23:00:00
5
graph 2
Shōnaichō Kakiharu, Yufu-shi, Ōita-ken, Japan (中部保健所由布保健部由布市)
on 2025-10-31 23:00:00
5
graph 3
Chuocho, Shimada, Shizuoka, Japan (島田市役所島田市)
on 2025-10-31 23:00:00
5
graph 4
Miwa, Sanda, Hyogo Prefecture, Japan (三田市役所三田市)
on 2025-10-31 23:00:00
5
graph 5
Nagasaka, Yokosuka, Kanagawa, Japan (西行政センター横須賀市)
on 2025-10-31 23:00:00
5
graph 6
Ekiminamimachi, Kochi Prefecture, Japan (伊野合同庁舎吾川郡いの町)
on 2025-10-31 22:00:00
5
graph 7
Kitaokawara, Kyoto Prefecture, Japan (南山城相楽郡南山城村)
on 2025-10-31 23:00:00
5
graph 8
Koyochonaka, Hyogo Prefecture, Japan (六甲アイランド神戸市東灘区)
on 2025-10-31 23:00:00
5
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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