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
Kojimashionasu, Kurashiki, Okayama, Japan (塩生倉敷市)
on 2026-01-01 22:00:00
61
graph 0
Takayokosukamachi, Tokai, Aichi, Japan (東海市横須賀小学校東海市)
on 2026-01-01 22:00:00
57
graph 1
Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)
on 2026-01-01 22:00:00
57
graph 2
Hayami District, Oita Prefecture, Japan (日出町鷹匠速見郡日出町)
on 2026-01-01 21:00:00
55
graph 3
Suidōchō, Kumamoto-ken, Japan (水道町自排局熊本市中央区)
on 2026-01-01 07:00:00
50
graph 4
西区平沼
on 2026-01-01 21:00:00
50
graph 5
Miyanogicho, Chiba, Japan (宮野木千葉市稲毛区)
on 2026-01-01 21:00:00
42
graph 6
Nekozane, Urayasu, Chiba, Japan (浦安猫実浦安市)
on 2026-01-01 23:00:00
42
graph 7
Nirenoki, Kumamoto, Japan (楡木熊本市北区)
on 2026-01-01 07:00:00
42
graph 8
Nakagawacho Kuroji, Anan, Tokushima, Japan (那賀川阿南市)
on 2026-01-01 21:00:00
42
graph 9

Best Air Quality Stations
Tomioka, Tomioka, Gunma, Japan (富岡市立富岡小学校富岡市)
on 2026-01-01 22:00:00
1
graph 0
Kounodai, Iwata-shi, Shizuoka-ken, Japan (磐田市役所磐田市)
on 2026-01-01 23:00:00
2
graph 1
Kotobukicho, Hofu, Yamaguchi, Japan (防府市役所防府市)
on 2026-01-01 22:00:00
3
graph 2
Kabe, Hiroshima, Japan (可部小学校広島市安佐北区)
on 2026-01-01 23:00:00
4
graph 3
Niigata Prefecture, Japan (巻新潟市西蒲区)
on 2026-01-01 21:00:00
5
graph 4
Awasa, Chikuma, Nagano, Japan (更埴インターチェンジ千曲市)
on 2026-01-01 22:00:00
5
graph 5
Chuocho, Shimada, Shizuoka, Japan (島田市役所島田市)
on 2026-01-01 23:00:00
5
graph 6
Nishimachi, Tottori-shi, Tottori-ken, Japan (鳥取県庁西町分庁舎鳥取市)
on 2026-01-01 22:00:00
5
graph 7
Sugo, Takizawa, Iwate, Japan (巣子岩手郡滝沢村)
on 2026-01-01 22:00:00
5
graph 8
Higashiishikawa, Hitachinaka, Ibaraki, Japan (常陸那珂勝田ひたちなか市)
on 2026-01-01 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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