SmogRank / Countries / Japan / December 2023
Most polluted cities in Japan, December 2023
475 cities in Japan ranked by their average PM2.5 over the 31 days. Worst: Chikusei at 16.8 µg/m³, #190 of 1,889 cities in the world. Cleanest: Kamaishi at 3.3. A city needs measurements on 70% of the days to be ranked.
- 1ChikuseiIbaraki 16.8
- 2JōsōIbaraki 14.0
- 3Shimo-tsumaIbaraki 13.8
- 3KazoSaitama 13.8
- 5Tanushimarumachi-toyokiFukuoka 13.7
- 6ŌmutaFukuoka 13.2
- 6KasaokaOkayama 13.2
- 6FukuyamaHiroshima 13.2
- 9NodaChiba 13.1
- 10MiyakonojōMiyazaki 13.0
- 10ChikugoFukuoka 13.0
- 12Maebaru-chūōFukuoka 12.9
- 12TsuchiuraIbaraki 12.9
- 12HigashigōSaga 12.9
- 15IgusaSaitama 12.6
- 15GyōdaSaitama 12.6
- 15YachimataChiba 12.6
- 15Misato, SaitamaSaitama 12.6
- 19Kan’onjichōKagawa 12.5
- 19YotsukaidōChiba 12.5
- 21KōnosuSaitama 12.3
- 22OyamaTochigi 12.2
- 23YawataKyoto 12.0
- 23KamagayaChiba 12.0
- 25TenriNara 11.9
- 25KukichūōSaitama 11.9
- 25Kakogawachō-honmachiHyōgo 11.9
- 25UkihaFukuoka 11.9
- 29TagawaFukuoka 11.8
- 29Kanzakimachi-kanzakiSaga 11.8
- 29Imarichō-kōSaga 11.8
- 29NakaIbaraki 11.8
- 29YatomiAichi 11.8
- 34Uekimachi-mōnoKumamoto 11.7
- 34HigashinozoeHyōgo 11.7
- 34KurashikiOkayama 11.7
- 34KasukabeSaitama 11.7
- 34KashiwaChiba 11.7
- 39SōkaSaitama 11.6
- 39KurumeFukuoka 11.6
- 39YokoshibaChiba 11.6
- 42OgōriFukuoka 11.5
- 43YanagawaFukuoka 11.4
- 43TosuSaga 11.4
- 43SagaSaga 11.4
- 43BandōIbaraki 11.4
- 43SōsaChiba 11.4
- 48KumamotoKumamoto 11.3
- 48FukuokaFukuoka 11.3
- 48AgeoSaitama 11.3
- 51AkashiHyōgo 11.2
- 51KameyamaMie 11.2
- 51AmagasakiHyōgo 11.2
- 51SaijōEhime 11.2
- 51MookaTochigi 11.2
- 51InzaiChiba 11.2
- 51KogaFukuoka 11.2
- 58KofuYamanashi 11.1
- 58TorideIbaraki 11.1
- 58SugaiKyoto 11.1
- 58TakuSaga 11.1
- 58AsakuchiOkayama 11.1
- 63TsurusakiOita 11.0
- 63TamanoOkayama 11.0
- 63SandachōHyōgo 11.0
- 63NabariMie 11.0
- 63KoshigayaSaitama 11.0
- 63KitakyushuFukuoka 11.0
- 63TōganeChiba 11.0
- 63YameFukuoka 11.0
- 71YokkaichiMie 10.9
- 71NōgataFukuoka 10.9
- 71KisarazuChiba 10.9
- 71KamisuIbaraki 10.9
- 71TatsunoHyōgo 10.9
- 76SōjaOkayama 10.8
- 76IizukaFukuoka 10.8
- 76HandaAichi 10.8
- 76IshiokaIbaraki 10.8
- 76NiizaSaitama 10.8
- 81UjiKyoto 10.7
- 81IgaMie 10.7
- 83YukuhashiFukuoka 10.6
- 83TatebayashiGunma 10.6
- 83TaharaAichi 10.6
- 83SuzukaMie 10.6
- 83MinatoWakayama 10.6
- 83KawaguchiSaitama 10.6
- 83ŌmihachimanShiga 10.6
- 83AsakaSaitama 10.6
- 83KasugaFukuoka 10.6
- 92YoukaichiShiga 10.5
- 92TokorozawaSaitama 10.5
- 92ShimonosekiYamaguchi 10.5
- 92HikariYamaguchi 10.5
- 92ImabariEhime 10.5
- 92MobaraChiba 10.5
- 92ChibaChiba 10.5
- 92AjikiChiba 10.5
- 92Higashi-MatsuyamaSaitama 10.5
- 92KotōKumamoto 10.5
- 102TokyoTokyo 10.4
- 102TakasakiGunma 10.4
- 102SakadoSaitama 10.4
- 102ŌtaGunma 10.4
- 102NakatsuOita 10.4
- 102KōtariKyoto 10.4
- 102ChigasakiKanagawa 10.4
- 102SaitamaSaitama 10.4
- 102BizenOkayama 10.4
- 111YamagaKumamoto 10.3
- 111MatsudoChiba 10.3
- 111Kashihara-shiNara 10.3
- 111SakuraChiba 10.3
- 111AraoKumamoto 10.3
- 111HigashihiroshimaHiroshima 10.3
- 117KusatsuShiga 10.2
- 117KashimaSaga 10.2
- 117NaritaChiba 10.2
- 117NarashinoChiba 10.2
- 121ZentsujichóKagawa 10.1
- 121TsuyamaOkayama 10.1
- 121OnodaYamaguchi 10.1
- 121NishinomiyaHyōgo 10.1
- 121Narutochō-mitsuishiTokushima 10.1
- 121IrumaSaitama 10.1
- 121NantanKyoto 10.1
- 128HonmachiKumamoto 10.0
- 128SendaiKagoshima 10.0
- 128OnoHyōgo 10.0
- 128Nara-shiNara 10.0
- 128KureHiroshima 10.0
- 128KumagayaSaitama 10.0
- 128KiryūGunma 10.0
- 128MatsuyamaEhime 10.0
- 136TakeoSaga 9.9
- 136NiihamaEhime 9.9
- 136MenumaSaitama 9.9
- 136KyotoKyoto 9.9
- 136KudamatsuYamaguchi 9.9
- 136KandaFukuoka 9.9
- 136HokotaIbaraki 9.9
- 136KirishimaKagoshima 9.9
- 136ItoshimaFukuoka 9.9
- 145UtsunomiyaTochigi 9.8
- 145TokonameAichi 9.8
- 145KaminokawaTochigi 9.8
- 145IyoEhime 9.8
- 145InashikiIbaraki 9.8
- 150Ureshinomachi-shimojukuSaga 9.7
- 150ŌzuKumamoto 9.7
- 150KogaFukuoka 9.7
- 150KagoshimaKagoshima 9.7
- 150ChiryūAichi 9.7
- 150KimitsuChiba 9.7
- 150IchiharaChiba 9.7
- 150AomoriAomori 9.7
- 150Minami-AlpsYamanashi 9.7
- 150AyaseKanagawa 9.7
- 160SaseboNagasaki 9.6
- 160MiharaHiroshima 9.6
- 160IwadeWakayama 9.6
- 160HimejiHyōgo 9.6
- 160HikoneShiga 9.6
- 160FukuchiyamaKyoto 9.6
- 160NagatoYamaguchi 9.6
- 160JōyōKyoto 9.6
- 168TsuMie 9.5
- 168TakanabeMiyazaki 9.5
- 168MiyazakiMiyazaki 9.5
- 168KobeHyōgo 9.5
- 168OmigawaChiba 9.5
- 173KawagoeSaitama 9.4
- 173KaratsuSaga 9.4
- 173WakasugiFukuoka 9.4
- 173HigashikurumeTokyo 9.4
- 177UbeYamaguchi 9.3
- 177TakahashiOkayama 9.3
- 177SaikūMie 9.3
- 177OnomichiHiroshima 9.3
- 177NishioAichi 9.3
- 177KurayoshiTottori 9.3
- 177KashiwaraNara 9.3
- 177MatsusakaMie 9.3
- 177MimaTokushima 9.3
- 186NichinanMiyazaki 9.2
- 186MorohongōSaitama 9.2
- 186MinawaKanagawa 9.2
- 186HiragiKagawa 9.2
- 186TsushimaNagasaki 9.2
- 186MunakataFukuoka 9.2
- 186MineYamaguchi 9.2
- 186MinamikyushuKagoshima 9.2
- 194TogitsuNagasaki 9.1
- 194ShidoKagawa 9.1
- 194Sakai-nakajimaGunma 9.1
- 194ŌmuraNagasaki 9.1
- 194Kaseda-shirakameKagoshima 9.1
- 194HannōSaitama 9.1
- 194KizugawaKyoto 9.1
- 194ShūnanYamaguchi 9.1
- 202UtoKumamoto 9.0
- 202UrayasuChiba 9.0
- 202TamanaKumamoto 9.0
- 202OkazakiAichi 9.0
- 202NakamaFukuoka 9.0
- 202NagasakiNagasaki 9.0
- 202FujisawaKanagawa 9.0
- 209YokotaTokyo 8.9
- 209Shin’ichiHiroshima 8.9
- 209ŌtakeHiroshima 8.9
- 209KurihamaKanagawa 8.9
- 209KameokaKyoto 8.9
- 209IkomaNara 8.9
- 209IkarugaHyōgo 8.9
- 209IidaNagano 8.9
- 209ŌharaChiba 8.9
- 209SodegauraChiba 8.9
- 209TōkaiAichi 8.9
- 220YokohamaKanagawa 8.8
- 220TakinomiyaKagawa 8.8
- 220OwaseMie 8.8
- 220OkayamaOkayama 8.8
- 220KushikinoKagoshima 8.8
- 220IzumiKagoshima 8.8
- 220HiratsukaKanagawa 8.8
- 220BuzenFukuoka 8.8
- 220YamatoKanagawa 8.8
- 229ToyookaHyōgo 8.7
- 229TakeharaHiroshima 8.7
- 229TakarazukaHyōgo 8.7
- 229KogaIbaraki 8.7
- 229IzumoShimane 8.7
- 229IwakuniYamaguchi 8.7
- 235YoriiSaitama 8.6
- 235YokosukaKanagawa 8.6
- 235SaikiOita 8.6
- 235ŌitaOita 8.6
- 235Ōyanomachi-noboritateKumamoto 8.6
- 235NagoyaAichi 8.6
- 235Kodamachō-kodamaminamiSaitama 8.6
- 235KobayashiMiyazaki 8.6
- 235AnjōAichi 8.6
- 235AnanTokushima 8.6
- 235OwariasahiAichi 8.6
- 235TakashimaShiga 8.6
- 235AzaminoKanagawa 8.6
- 235AmaAichi 8.6
- 249ObitaNagasaki 8.5
- 249IsahayaNagasaki 8.5
- 249IkedachōTokushima 8.5
- 249HōryūjiNara 8.5
- 249SayamaSaitama 8.5
- 249MiuraKanagawa 8.5
- 249AridaWakayama 8.5
- 249KaminomaAichi 8.5
- 257YasugichōShimane 8.4
- 257YanaiYamaguchi 8.4
- 257TakamatsuKagawa 8.4
- 257SuzakaNagano 8.4
- 257NobeokaMiyazaki 8.4
- 257ChichibuSaitama 8.4
- 257AsahikawaHokkaido 8.4
- 257EbinaKanagawa 8.4
- 257KinokawaWakayama 8.4
- 257MinamichitaAichi 8.4
- 267NishiwakiHyōgo 8.3
- 267KariyaAichi 8.3
- 267IseMie 8.3
- 267GionHiroshima 8.3
- 267ChoshiChiba 8.3
- 267FuchūTokyo 8.3
- 267KodairaTokyo 8.3
- 274AtsugiKanagawa 8.2
- 274SekimachiGifu 8.2
- 274ŌtsuShiga 8.2
- 274KochiKochi 8.2
- 274KamakuraKanagawa 8.2
- 274Hondomachi-hondoKumamoto 8.2
- 274HōfuYamaguchi 8.2
- 274HekinanAichi 8.2
- 274FukuroiShizuoka 8.2
- 274KōkaShiga 8.2
- 274GotōNagasaki 8.2
- 285Ueno-ebisumachiMie 8.1
- 285NumazuShizuoka 8.1
- 285KainanWakayama 8.1
- 285MatsuuraNagasaki 8.1
- 289YamaguchiYamaguchi 8.0
- 289ToyohashiAichi 8.0
- 289MiyoshiHiroshima 8.0
- 289MinamirinkanKanagawa 8.0
- 289MatsueShimane 8.0
- 289Kashima-shiIbaraki 8.0
- 289AsoKumamoto 8.0
- 296SusakiKochi 7.9
- 296IchinomiyaAichi 7.9
- 296IshinomakiMiyagi 7.9
- 296KitamiHokkaido 7.9
- 296ChikumaNagano 7.9
- 296KuwanaMie 7.9
- 302TokushimaTokushima 7.8
- 302MasudaShimane 7.8
- 302MachidaTokyo 7.8
- 302Kamojimachō-jōgejimaTokushima 7.8
- 302GifuGifu 7.8
- 302MizuhoGifu 7.8
- 308NakamuraKochi 7.7
- 308KakegawaShizuoka 7.7
- 308ShintomiMiyazaki 7.7
- 308HyūgaMiyazaki 7.7
- 312ŌmeTokyo 7.6
- 312KitahamaShiga 7.6
- 312HitoyoshiKumamoto 7.6
- 312AyabeKyoto 7.6
- 312AshikagaTochigi 7.6
- 312IkiNagasaki 7.6
- 318KanoyaKagoshima 7.5
- 318HonjōSaitama 7.5
- 318HadanoKanagawa 7.5
- 318GōtsuchōShimane 7.5
- 318KumanoMie 7.5
- 318KosaiShizuoka 7.5
- 318HigashimurayamaTokyo 7.5
- 318AmamiKagoshima 7.5
- 318NoboritoKanagawa 7.5
- 327Tottori-shiTottori 7.4
- 327MinamataKumamoto 7.4
- 327KasamaIbaraki 7.4
- 327Hitachi-NakaIbaraki 7.4
- 331UedaNagano 7.3
- 331MifuneKumamoto 7.3
- 331MatsumotoNagano 7.3
- 331GobōWakayama 7.3
- 331SusonoShizuoka 7.3
- 331SaikaiNagasaki 7.3
- 337TomiokaGunma 7.2
- 337ChitoseHokkaido 7.2
- 337KaizuGifu 7.2
- 337YawatahamaEhime 7.2
- 341TateyamaChiba 7.1
- 341MiyazuKyoto 7.1
- 341GamagōriAichi 7.1
- 341FujiShizuoka 7.1
- 341InabeMie 7.1
- 341NisshinAichi 7.1
- 347TochigiTochigi 7.0
- 347InuyamaAichi 7.0
- 347HimimachiToyama 7.0
- 347AkiKochi 7.0
- 351TobaMie 6.9
- 351TajimiGifu 6.9
- 351InoKochi 6.9
- 351HamadaShimane 6.9
- 351IwanumaMiyagi 6.9
- 351MinokamoGifu 6.9
- 351JōetsuNiigata 6.9
- 351YoshinogawaTokushima 6.9
- 359ShimodaShizuoka 6.8
- 359ShibukawaGunma 6.8
- 359HiroshimaHiroshima 6.8
- 359HagiYamaguchi 6.8
- 359HachiōjiTokyo 6.8
- 359YokoteAkita 6.8
- 365ToyotaAichi 6.7
- 365NamerikawaToyama 6.7
- 365IwataShizuoka 6.7
- 365InaNagano 6.7
- 365NasukarasuyamaTochigi 6.7
- 365IzunokuniShizuoka 6.7
- 365KikugawaShizuoka 6.7
- 365NankokuKochi 6.7
- 365KyōtangoKyoto 6.7
- 374SetoAichi 6.6
- 374SakaiminatoTottori 6.6
- 374NagahamaShiga 6.6
- 374AiharaKanagawa 6.6
- 374MoriokaIwate 6.6
- 379TanabeWakayama 6.5
- 379HamamatsuShizuoka 6.5
- 379ObihiroHokkaido 6.5
- 379AkishimaTokyo 6.5
- 379ShirakawaFukushima 6.5
- 384SumotoHyōgo 6.4
- 384ShinagawaEhime 6.4
- 384UwajimaEhime 6.4
- 384YoshiokaMiyagi 6.4
- 384HitachiomiyaIbaraki 6.4
- 384SōmaFukushima 6.4
- 390YaitaTochigi 6.3
- 390ShimaMie 6.3
- 390NumataGunma 6.3
- 390NaganoNagano 6.3
- 394TakaokaToyama 6.2
- 394NakanojōGunma 6.2
- 394FujiedaShizuoka 6.2
- 394IwakiFukushima 6.2
- 394HanamakiIwate 6.2
- 394HachinoheAomori 6.2
- 400TakayamaGifu 6.1
- 400ŌtsukiYamanashi 6.1
- 400ItoigawaNiigata 6.1
- 400Natori-shiMiyagi 6.1
- 400ŌdateAkita 6.1
- 400HigashimatsushimaMiyagi 6.1
- 406OgawamachiSaitama 6.0
- 406KōriyamaFukushima 6.0
- 406MinamiashigaraKanagawa 6.0
- 406ŌsakiMiyagi 6.0
- 410YaeHiroshima 5.9
- 410NyūzenToyama 5.9
- 410SagaeYamagata 5.9
- 413MaizuruKyoto 5.8
- 413AtamiShizuoka 5.8
- 413YonezawaYamagata 5.8
- 413NoshiroAkita 5.8
- 413HirosakiAomori 5.8
- 413TonamiToyama 5.8
- 413MotosuGifu 5.8
- 420ShibataNiigata 5.7
- 420Aizu-WakamatsuFukushima 5.7
- 420FujiyoshidaYamanashi 5.7
- 423ShizuokaShizuoka 5.6
- 423OdawaraKanagawa 5.6
- 423AkitaAkita 5.6
- 426SakataYamagata 5.5
- 426ShiroishiMiyagi 5.5
- 426MiyakoIwate 5.5
- 426GoshogawaraAomori 5.5
- 426YurihonjōAkita 5.5
- 426TomeMiyagi 5.5
- 432NanaoIshikawa 5.4
- 432HakuiIshikawa 5.4
- 432TomakomaiHokkaido 5.4
- 432MinamiuonumaNiigata 5.4
- 436YamagataYamagata 5.3
- 436ImizuToyama 5.3
- 436OgaAkita 5.3
- 439ShimadaShizuoka 5.2
- 439HamakitaShizuoka 5.2
- 439ShinjōYamagata 5.2
- 439MatsushimaMiyagi 5.2
- 439IchinosekiIwate 5.2
- 439SapporoHokkaido 5.2
- 439HakodateHokkaido 5.2
- 446ToyamaToyama 5.1
- 446MatsutōIshikawa 5.1
- 446KomatsuIshikawa 5.1
- 446Tagajō-shiMiyagi 5.1
- 446KesennumaMiyagi 5.1
- 446ŌshūIwate 5.1
- 452NiigataNiigata 5.0
- 452HitachiIbaraki 5.0
- 452MuroranHokkaido 5.0
- 452KagaIshikawa 5.0
- 452Minami-SōmaFukushima 5.0
- 457ShironeNiigata 4.9
- 457MakiNiigata 4.9
- 457SendaiMiyagi 4.9
- 460Kameda-honchōNiigata 4.8
- 460KuriharaMiyagi 4.8
- 460SadoNiigata 4.8
- 460TakizawaIwate 4.8
- 464WakuyaMiyagi 4.7
- 465KitaibarakiIbaraki 4.6
- 465KujiIwate 4.6
- 467KanazawaIshikawa 4.5
- 468GeroGifu 4.4
- 468IbiGifu 4.4
- 470ShingūWakayama 4.3
- 470TsubataIshikawa 4.3
- 470Niitsu-honchōNiigata 4.3
- 473KushiroHokkaido 4.1
- 474NonoichiIshikawa 4.0
- 475KamaishiIwate 3.3
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+
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