SmogRank / Countries / Japan / May 2025
Most polluted cities in Japan, May 2025
525 cities in Japan ranked by their average PM2.5 over the 31 days. Worst: Ōtsuki at 15.2 µg/m³, #213 of 2,193 cities in the world. Cleanest: Miyako at 4.0. A city needs measurements on 70% of the days to be ranked.
- 1ŌtsukiYamanashi 15.2
- 2OnomichiHiroshima 15.1
- 3TamanaKumamoto 14.6
- 4NakatsuOita 14.4
- 5SaijōEhime 14.2
- 6Shin’ichiHiroshima 13.9
- 7MimaTokushima 13.8
- 8FukuyamaHiroshima 13.7
- 9ShikokuchūōEhime 13.4
- 10ŌmutaFukuoka 13.3
- 10NiihamaEhime 13.3
- 10ChikugoFukuoka 13.3
- 13UozuToyama 13.2
- 13AsakuchiOkayama 13.2
- 15OnodaYamaguchi 13.1
- 16BizenOkayama 13.0
- 17IkedachōTokushima 12.9
- 18TamanoOkayama 12.8
- 18KurashikiOkayama 12.8
- 18AnanTokushima 12.8
- 18OwariasahiAichi 12.8
- 22BeppuOita 12.7
- 23Uekimachi-mōnoKumamoto 12.6
- 23ImabariEhime 12.6
- 25KasaokaOkayama 12.5
- 26HonmachiKumamoto 12.4
- 26ItoigawaNiigata 12.4
- 26JōetsuNiigata 12.4
- 26HigashihiroshimaHiroshima 12.4
- 30Tottori-shiTottori 12.3
- 30Tanushimarumachi-toyokiFukuoka 12.3
- 30Maebaru-chūōFukuoka 12.3
- 33NyūzenToyama 12.1
- 33KurayoshiTottori 12.1
- 33FukuokaFukuoka 12.1
- 36MinamataKumamoto 12.0
- 36MarugameKagawa 12.0
- 36KureHiroshima 12.0
- 36KameyamaMie 12.0
- 36Hondomachi-hondoKumamoto 12.0
- 36MatsuyamaEhime 12.0
- 42YokkaichiMie 11.9
- 42KitakyushuFukuoka 11.9
- 42HigashiosakaOsaka 11.9
- 42IshinomakiMiyagi 11.9
- 46TaharaAichi 11.8
- 46NabariMie 11.8
- 46HitoyoshiKumamoto 11.8
- 46HikoneShiga 11.8
- 50YawataKyoto 11.7
- 50ShibataNiigata 11.7
- 50Ōyanomachi-noboritateKumamoto 11.7
- 50HigashigōSaga 11.7
- 54UtoKumamoto 11.6
- 54TsuMie 11.6
- 54SuzukaMie 11.6
- 54SōjaOkayama 11.6
- 54MiyakonojōMiyazaki 11.6
- 54KashiwaraNara 11.6
- 54HitaOita 11.6
- 54ImizuToyama 11.6
- 62TsuyamaOkayama 11.5
- 62TakamatsuKagawa 11.5
- 62ShibukawaGunma 11.5
- 62HimimachiToyama 11.5
- 62GyōdaSaitama 11.5
- 67TomiokaGunma 11.4
- 67KumamotoKumamoto 11.4
- 67KofuYamanashi 11.4
- 67Kanzakimachi-kanzakiSaga 11.4
- 67KandaFukuoka 11.4
- 67TakashimaShiga 11.4
- 67NantanKyoto 11.4
- 74ToyookaHyōgo 11.3
- 74TakeharaHiroshima 11.3
- 74TakahashiOkayama 11.3
- 74OnoHyōgo 11.3
- 74ŌitaOita 11.3
- 74MikuniFukui 11.3
- 74Kan’onjichōKagawa 11.3
- 74Kakogawachō-honmachiHyōgo 11.3
- 74IwakuniYamaguchi 11.3
- 74KogaFukuoka 11.3
- 84YukuhashiFukuoka 11.2
- 84ShimonosekiYamaguchi 11.2
- 84ŌzuKumamoto 11.2
- 84MiharaHiroshima 11.2
- 84KurumeFukuoka 11.2
- 84HiroshimaHiroshima 11.2
- 84KotōKumamoto 11.2
- 84IgaMie 11.2
- 92OkayamaOkayama 11.1
- 92HigashinozoeHyōgo 11.1
- 92NagahamaShiga 11.1
- 92KariyaHyōgo 11.1
- 92IyoEhime 11.1
- 92TsuchiuraIbaraki 11.1
- 92MatsusakaMie 11.1
- 99TakaokaToyama 11.0
- 99SabaeFukui 11.0
- 99ŌtakeHiroshima 11.0
- 99Imarichō-kōSaga 11.0
- 99HōryūjiNara 11.0
- 99AyabeKyoto 11.0
- 99AmagasakiHyōgo 11.0
- 99InabeMie 11.0
- 99HiragiKagawa 11.0
- 99AraoKumamoto 11.0
- 99HyūgaMiyazaki 11.0
- 110ZentsujichóKagawa 10.9
- 110YaeHiroshima 10.9
- 110TsurusakiOita 10.9
- 110SandachōHyōgo 10.9
- 110Narutochō-mitsuishiTokushima 10.9
- 110KikuchiKumamoto 10.9
- 110KashimaSaga 10.9
- 110AioiHyōgo 10.9
- 110ChitoseHokkaido 10.9
- 110KuwanaMie 10.9
- 110AridaWakayama 10.9
- 121Ureshinomachi-shimojukuSaga 10.8
- 121ToyamaToyama 10.8
- 121SagaSaga 10.8
- 121OkazakiAichi 10.8
- 121MaizuruKyoto 10.8
- 121KōtariKyoto 10.8
- 121Kodamachō-kodamaminamiSaitama 10.8
- 121KariyaAichi 10.8
- 121IwadeWakayama 10.8
- 121SugaiKyoto 10.8
- 121ShūnanYamaguchi 10.8
- 132AkashiHyōgo 10.7
- 132YamagaKumamoto 10.7
- 132NagaiYamagata 10.7
- 132KagaIshikawa 10.7
- 132UkihaFukuoka 10.7
- 137YoukaichiShiga 10.6
- 137TogitsuNagasaki 10.6
- 137TagawaFukuoka 10.6
- 137ObamaFukui 10.6
- 137Kashihara-shiNara 10.6
- 137IzumoShimane 10.6
- 137GionHiroshima 10.6
- 137SadoNiigata 10.6
- 137AyaseKanagawa 10.6
- 137TatsunoHyōgo 10.6
- 137TōkaiAichi 10.6
- 148TosuSaga 10.5
- 148TenriNara 10.5
- 148MinatoWakayama 10.5
- 148OsakaOsaka 10.5
- 148HōfuYamaguchi 10.5
- 148HikariYamaguchi 10.5
- 148TonamiToyama 10.5
- 155YasugichōShimane 10.4
- 155ShidoKagawa 10.4
- 155NagoyaAichi 10.4
- 155KyotoKyoto 10.4
- 155IkomaNara 10.4
- 155IkarugaHyōgo 10.4
- 155FukuchiyamaKyoto 10.4
- 155KumanoMie 10.4
- 155TakuSaga 10.4
- 155MineYamaguchi 10.4
- 165TakeoSaga 10.3
- 165TakanabeMiyazaki 10.3
- 165SendaiKagoshima 10.3
- 165SaseboNagasaki 10.3
- 165SaikūMie 10.3
- 165Ōdachō-ōdaShimane 10.3
- 165NakamaFukuoka 10.3
- 165MiyazuKyoto 10.3
- 165MatsutōIshikawa 10.3
- 165MasudaShimane 10.3
- 165KushikinoKagoshima 10.3
- 165KomatsuIshikawa 10.3
- 165KishiwadaOsaka 10.3
- 165SagaeYamagata 10.3
- 165FukushimaFukushima 10.3
- 165HachinoheAomori 10.3
- 165KyōtangoKyoto 10.3
- 182YonagoTottori 10.2
- 182SakaiOsaka 10.2
- 182OwaseMie 10.2
- 182NichinanMiyazaki 10.2
- 182NagaokaNiigata 10.2
- 182MinamirinkanKanagawa 10.2
- 182KusatsuShiga 10.2
- 182Kamojimachō-jōgejimaTokushima 10.2
- 182KainanWakayama 10.2
- 182IizukaFukuoka 10.2
- 182Fukui-shiFukui 10.2
- 182ChiryūAichi 10.2
- 182AgeoSaitama 10.2
- 182KizugawaKyoto 10.2
- 182ItoshimaFukuoka 10.2
- 197UbeYamaguchi 10.1
- 197ŌtsuShiga 10.1
- 197KitahamaShiga 10.1
- 197KagoshimaKagoshima 10.1
- 197AsakaSaitama 10.1
- 197ShiroishiMiyagi 10.1
- 197AmaAichi 10.1
- 197JōyōKyoto 10.1
- 205YanaiYamaguchi 10.0
- 205ToyotaAichi 10.0
- 205SaikiOita 10.0
- 205NōgataFukuoka 10.0
- 205NishioAichi 10.0
- 205NishinomiyaHyōgo 10.0
- 205MorohongōSaitama 10.0
- 205MiyoshiHiroshima 10.0
- 205MenumaSaitama 10.0
- 205KiryūGunma 10.0
- 205IseMie 10.0
- 205HimejiHyōgo 10.0
- 205HakuiIshikawa 10.0
- 205MuroranHokkaido 10.0
- 205NiizaSaitama 10.0
- 205YurihonjōAkita 10.0
- 205OgōriFukuoka 10.0
- 205UnnanShimane 10.0
- 223YoriiSaitama 9.9
- 223UjiKyoto 9.9
- 223TsubataIshikawa 9.9
- 223TatebayashiGunma 9.9
- 223TakarazukaHyōgo 9.9
- 223ShironeNiigata 9.9
- 223Niitsu-honchōNiigata 9.9
- 223MifuneKumamoto 9.9
- 223KudamatsuYamaguchi 9.9
- 223KaratsuSaga 9.9
- 223KanoyaKagoshima 9.9
- 223Kameda-honchōNiigata 9.9
- 223HannōSaitama 9.9
- 223HamadaShimane 9.9
- 223NagatoYamaguchi 9.9
- 223IwakiFukushima 9.9
- 223WakasugiFukuoka 9.9
- 240YokotaTokyo 9.8
- 240YaoOsaka 9.8
- 240TsuruokaYamagata 9.8
- 240TobaMie 9.8
- 240ŌmuraNagasaki 9.8
- 240ObitaNagasaki 9.8
- 240NakanojōGunma 9.8
- 240NagasakiNagasaki 9.8
- 240KochiKochi 9.8
- 240KameokaKyoto 9.8
- 240GōtsuchōShimane 9.8
- 240FujiShizuoka 9.8
- 240ChigasakiKanagawa 9.8
- 240AnjōAichi 9.8
- 240IwanumaMiyagi 9.8
- 240KamisuIbaraki 9.8
- 240EbinaKanagawa 9.8
- 240KosaiShizuoka 9.8
- 240OgaAkita 9.8
- 240Kawachi-NaganoOsaka 9.8
- 240KirishimaKagoshima 9.8
- 240BuzenFukuoka 9.8
- 240KunisakiOita 9.8
- 263TakinomiyaKagawa 9.7
- 263SakadoSaitama 9.7
- 263NiigataNiigata 9.7
- 263MieOita 9.7
- 263IzumisanoOsaka 9.7
- 263IsahayaNagasaki 9.7
- 263IchinomiyaAichi 9.7
- 263HirakataOsaka 9.7
- 263KasugaFukuoka 9.7
- 263Higashi-MatsuyamaSaitama 9.7
- 263IrumaSaitama 9.7
- 263KinokawaWakayama 9.7
- 263TsushimaNagasaki 9.7
- 263YameFukuoka 9.7
- 277TsurugaFukui 9.6
- 277SusakiKochi 9.6
- 277SakaiminatoTottori 9.6
- 277KogaFukuoka 9.6
- 277IzumiOsaka 9.6
- 277IzumiKagoshima 9.6
- 277ChichibuSaitama 9.6
- 277MinawaKanagawa 9.6
- 277Misato, SaitamaSaitama 9.6
- 277SōmaFukushima 9.6
- 277GotōNagasaki 9.6
- 288TokushimaTokushima 9.5
- 288TokonameAichi 9.5
- 288SōkaSaitama 9.5
- 288SetoAichi 9.5
- 288NiimiOkayama 9.5
- 288KumagayaSaitama 9.5
- 288IgusaSaitama 9.5
- 288HandaAichi 9.5
- 288GobōWakayama 9.5
- 288YonezawaYamagata 9.5
- 288HabikinoOsaka 9.5
- 288YufuOita 9.5
- 288YoshinogawaTokushima 9.5
- 301ToyohashiAichi 9.4
- 301ShimaMie 9.4
- 301SakataYamagata 9.4
- 301MatsueShimane 9.4
- 301KōnosuSaitama 9.4
- 301KobeHyōgo 9.4
- 301KasukabeSaitama 9.4
- 301IidaNagano 9.4
- 301ŌmihachimanShiga 9.4
- 301AkitaAkita 9.4
- 301MatsuuraNagasaki 9.4
- 301ShonaiYamagata 9.4
- 301KaminomaAichi 9.4
- 314Ueno-ebisumachiMie 9.3
- 314ToyonakaOsaka 9.3
- 314SuwaNagano 9.3
- 314SanoTochigi 9.3
- 314OnoFukui 9.3
- 314MatsumotoNagano 9.3
- 314KazoSaitama 9.3
- 314KanazawaIshikawa 9.3
- 314HashimotoWakayama 9.3
- 314GamagōriAichi 9.3
- 314YamagataYamagata 9.3
- 314KōriyamaFukushima 9.3
- 314SennanOsaka 9.3
- 314MunakataFukuoka 9.3
- 328YamaguchiYamaguchi 9.2
- 328TondabayashichōOsaka 9.2
- 328Sakai-nakajimaGunma 9.2
- 328OyamaTochigi 9.2
- 328ŌmeTokyo 9.2
- 328NakamuraKochi 9.2
- 328KobayashiMiyazaki 9.2
- 328NakaIbaraki 9.2
- 328AsoKumamoto 9.2
- 328ChikumaNagano 9.2
- 328MinamiuonumaNiigata 9.2
- 328HigashikurumeTokyo 9.2
- 328MinamikyushuKagoshima 9.2
- 341YokohamaKanagawa 9.1
- 341NumataGunma 9.1
- 341KukichūōSaitama 9.1
- 341KawaguchiSaitama 9.1
- 341InoKochi 9.1
- 341HonjōSaitama 9.1
- 341HanyūSaitama 9.1
- 341HamamatsuShizuoka 9.1
- 341AiharaKanagawa 9.1
- 341SayamaSaitama 9.1
- 341SakuraChiba 9.1
- 341Natori-shiMiyagi 9.1
- 341HigashineYamagata 9.1
- 341NisshinAichi 9.1
- 341SaitamaSaitama 9.1
- 356FukuroiShizuoka 9.0
- 356YoshiokaMiyagi 9.0
- 356HirosakiAomori 9.0
- 356AzaminoKanagawa 9.0
- 356KodairaTokyo 9.0
- 356SaikaiNagasaki 9.0
- 362AtsugiKanagawa 8.9
- 362TokyoTokyo 8.9
- 362SuzakaNagano 8.9
- 362NanaoIshikawa 8.9
- 362MiyazakiMiyazaki 8.9
- 362MakiNiigata 8.9
- 362Kaseda-shirakameKagoshima 8.9
- 362HiratsukaKanagawa 8.9
- 362ShinjōYamagata 8.9
- 362IshiokaIbaraki 8.9
- 362BandōIbaraki 8.9
- 362AkishimaTokyo 8.9
- 374ShingūWakayama 8.8
- 374UtsunomiyaTochigi 8.8
- 374TokorozawaSaitama 8.8
- 374TanabeWakayama 8.8
- 374NaganoNagano 8.8
- 374KoshigayaSaitama 8.8
- 374UwajimaEhime 8.8
- 374SayamaOsaka 8.8
- 374YawatahamaEhime 8.8
- 374NankokuKochi 8.8
- 384UrayasuChiba 8.7
- 384ŌtaGunma 8.7
- 384NobeokaMiyazaki 8.7
- 384KurihamaKanagawa 8.7
- 384KawagoeSaitama 8.7
- 384HadanoKanagawa 8.7
- 384AkiKochi 8.7
- 384KakudaMiyagi 8.7
- 384NoshiroAkita 8.7
- 384HakodateHokkaido 8.7
- 384AomoriAomori 8.7
- 384YachiyoChiba 8.7
- 384HigashimurayamaTokyo 8.7
- 397YokosukaKanagawa 8.6
- 397ShizuokaShizuoka 8.6
- 397NishiwakiHyōgo 8.6
- 397KisarazuChiba 8.6
- 397KanumaTochigi 8.6
- 397KakegawaShizuoka 8.6
- 397InuyamaAichi 8.6
- 397HagiYamaguchi 8.6
- 397MoriokaIwate 8.6
- 397MatsushimaMiyagi 8.6
- 397ChibaChiba 8.6
- 408SakuNagano 8.5
- 408KamakuraKanagawa 8.5
- 408HachiōjiTokyo 8.5
- 408AnamizuIshikawa 8.5
- 408YokoteAkita 8.5
- 408KikugawaShizuoka 8.5
- 408YonoOsaka 8.5
- 408YamatoKanagawa 8.5
- 408FuchūTokyo 8.5
- 408KamagayaChiba 8.5
- 418YanagawaFukuoka 8.4
- 418YaitaTochigi 8.4
- 418UedaNagano 8.4
- 418ShimodaShizuoka 8.4
- 418OdawaraKanagawa 8.4
- 418NumazuShizuoka 8.4
- 418FujisawaKanagawa 8.4
- 418KimitsuChiba 8.4
- 418OmigawaChiba 8.4
- 418NaritaChiba 8.4
- 418HokotaIbaraki 8.4
- 418ShintomiMiyazaki 8.4
- 418KōkaShiga 8.4
- 418InzaiChiba 8.4
- 418SusonoShizuoka 8.4
- 433NodaChiba 8.3
- 433KaminokawaTochigi 8.3
- 433ImaichiTochigi 8.3
- 433HamakitaShizuoka 8.3
- 433ChikuseiIbaraki 8.3
- 433HigashimatsushimaMiyagi 8.3
- 433NoboritoKanagawa 8.3
- 433ShirakawaFukushima 8.3
- 441FujinomiyaShizuoka 8.2
- 441FujiedaShizuoka 8.2
- 441AtamiShizuoka 8.2
- 441Tagajō-shiMiyagi 8.2
- 441SapporoHokkaido 8.2
- 441OyabeToyama 8.2
- 441Aizu-WakamatsuFukushima 8.2
- 441ŌsakiMiyagi 8.2
- 441FujiyoshidaYamanashi 8.2
- 441Minami-AlpsYamanashi 8.2
- 441IkiNagasaki 8.2
- 452ShinagawaEhime 8.1
- 452OkayaNagano 8.1
- 452MatsudoChiba 8.1
- 452YokoshibaChiba 8.1
- 452ŌharaChiba 8.1
- 452ChoshiChiba 8.1
- 452Minami-SōmaFukushima 8.1
- 452MinamibōsōChiba 8.1
- 460NonoichiIshikawa 8.0
- 460AshikagaTochigi 8.0
- 460YachimataChiba 8.0
- 460KasamaIbaraki 8.0
- 460JōsōIbaraki 8.0
- 460NarashinoChiba 8.0
- 466Shimo-tsumaIbaraki 7.9
- 466NahaOkinawa 7.9
- 466MachidaTokyo 7.9
- 466KashiwaChiba 7.9
- 466Kashima-shiIbaraki 7.9
- 466SawaraChiba 7.9
- 466IchinosekiIwate 7.9
- 473TakatsukiOsaka 7.8
- 473InaNagano 7.8
- 473HekinanAichi 7.8
- 473GotembaShizuoka 7.8
- 473MobaraChiba 7.8
- 473KesennumaMiyagi 7.8
- 473IchiharaChiba 7.8
- 473InashikiIbaraki 7.8
- 481TateyamaChiba 7.7
- 481ShimadaShizuoka 7.7
- 481MitoIbaraki 7.7
- 481KitaibarakiIbaraki 7.7
- 481TomakomaiHokkaido 7.7
- 481SōsaChiba 7.7
- 481IzunokuniShizuoka 7.7
- 488TochigiTochigi 7.6
- 488OgawamachiSaitama 7.6
- 488SendaiMiyagi 7.6
- 488MookaTochigi 7.6
- 488Hitachi-NakaIbaraki 7.6
- 493MiuraKanagawa 7.5
- 493AsahikawaHokkaido 7.5
- 493HitachiomiyaIbaraki 7.5
- 493MinamiashigaraKanagawa 7.5
- 497ShinshiroAichi 7.4
- 497WakuyaMiyagi 7.4
- 497AjikiChiba 7.4
- 500KatsuuraChiba 7.3
- 500AmamiKagoshima 7.3
- 502NasukarasuyamaTochigi 7.2
- 502MinamichitaAichi 7.2
- 504SumotoHyōgo 7.1
- 504NagoOkinawa 7.1
- 504IshigakiOkinawa 7.1
- 504TorideIbaraki 7.1
- 504TōganeChiba 7.1
- 504KushiroHokkaido 7.1
- 504KitamiHokkaido 7.1
- 504KuriharaMiyagi 7.1
- 504SodegauraChiba 7.1
- 513OkinawaOkinawa 7.0
- 513HitachiIbaraki 7.0
- 513HanamakiIwate 7.0
- 516KujiIwate 6.9
- 517MiyakojimaOkinawa 6.6
- 517TomeMiyagi 6.6
- 519TakizawaIwate 6.5
- 520ObihiroHokkaido 6.4
- 521KamaishiIwate 6.1
- 521ŌshūIwate 6.1
- 523IwataShizuoka 6.0
- 524KogaIbaraki 5.8
- 525MiyakoIwate 4.0
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+
All cities in the world, May 2025 · Japan now
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