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
Kyu Kaigan Dori
on 2025-11-21 12:51:07
153
graph 0
Enzankamishiogo, Koshu, Yamanashi, Japan (東山梨甲州市)
on 2025-11-21 11:00:00
114
graph 1
Iwasakinishi, Ichihara-shi, Chiba-ken, Japan (市原岩崎西市原市)
on 2025-11-21 12:00:00
109
graph 2
Samugawacho, Chiba, Japan (寒川小学校千葉市中央区)
on 2025-11-21 11:00:00
102
graph 3
Tanigawa, Daito, Osaka Prefecture, Japan (大東市役所大東市)
on 2025-11-21 11:00:00
99
graph 4
Higashikojiya, Ota, Tokyo, Japan (大田区東糀谷大田区)
on 2025-11-21 11:00:00
95
graph 5
Takanedai, Funabashi, Chiba, Japan (船橋高根台船橋市)
on 2025-11-21 12:00:00
91
graph 6
Kokubo, Kofu, Yamanashi, Japan (国母自排甲府市)
on 2025-11-21 11:00:00
89
graph 7
Noda, Noda-shi, Chiba-ken, Japan (野田市野田野田市)
on 2025-11-21 12:00:00
87
graph 8
Ozone, Sodegaura-shi, Chiba-ken, Japan (袖ケ浦大曽根（車）袖ケ浦市)
on 2025-11-21 11:00:00
85
graph 9

Best Air Quality Stations
Hirota, Goshogawara, Aomori, Japan (五所川原第三中学校五所川原市)
on 2025-11-21 11:00:00
6
graph 0
Shōnaichō Kakiharu, Yufu-shi, Ōita-ken, Japan (中部保健所由布保健部由布市)
on 2025-11-21 11:00:00
9
graph 1
Mikunicho Yamagishi, Sakai, Fukui, Japan (三国坂井市)
on 2025-11-21 10:00:00
11
graph 2
Nakano, Kanagawa, Japan (津久井相模原市緑区)
on 2025-11-21 11:00:00
11
graph 3
Hiroekimae, Kure, Hiroshima, Japan (白岳小学校呉市)
on 2025-11-21 12:00:00
15
graph 4
神辺支所
on 2025-11-21 12:00:00
15
graph 5
Kabe, Hiroshima, Japan (可部小学校広島市安佐北区)
on 2025-11-21 12:00:00
16
graph 6
宮原小学校
on 2025-11-21 12:00:00
17
graph 7
尾道東高校
on 2025-11-21 12:00:00
19
graph 8
Furuichi, Hiroshima-ken, Japan (安佐南区役所広島市安佐南区)
on 2025-11-21 12:00:00
20
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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