SmogRank / Countries / Japan / 2025

Most polluted cities in Japan, 2025

522 cities in Japan ranked by their average PM2.5 over the 365 days; 522 above the WHO annual guideline (5.0 µg/m³). Worst: Onomichi at 13.8 µg/m³, #278 of 2,131 cities in the world. Cleanest: Miyako at 5.5. A city needs measurements on 70% of the days to be ranked.

  1. 1OnomichiHiroshima
    13.82.8×
  2. 2Shin’ichiHiroshima
    13.22.6×
  3. 2HitaOita
    13.22.6×
  4. 4NakatsuOita
    13.02.6×
  5. 4SaijōEhime
    13.02.6×
  6. 4BizenOkayama
    13.02.6×
  7. 7KurashikiOkayama
    12.92.6×
  8. 8TamanoOkayama
    12.82.6×
  9. 8ShikokuchūōEhime
    12.82.6×
  10. 10ŌtsukiYamanashi
    12.72.5×
  11. 11FukuyamaHiroshima
    12.62.5×
  12. 11AnanTokushima
    12.62.5×
  13. 13HigashinozoeHyōgo
    12.52.5×
  14. 13NiihamaEhime
    12.52.5×
  15. 13TsuchiuraIbaraki
    12.52.5×
  16. 16BeppuOita
    12.32.5×
  17. 16ImabariEhime
    12.32.5×
  18. 18Tanushimarumachi-toyokiFukuoka
    12.12.4×
  19. 18HigashihiroshimaHiroshima
    12.12.4×
  20. 20ŌmutaFukuoka
    12.02.4×
  21. 20KasaokaOkayama
    12.02.4×
  22. 20AsakuchiOkayama
    12.02.4×
  23. 23Kan’onjichōKagawa
    11.92.4×
  24. 23ChikugoFukuoka
    11.92.4×
  25. 25IkedachōTokushima
    11.82.4×
  26. 25MimaTokushima
    11.82.4×
  27. 27Uekimachi-mōnoKumamoto
    11.72.3×
  28. 27TakamatsuKagawa
    11.72.3×
  29. 27ShidoKagawa
    11.72.3×
  30. 27MarugameKagawa
    11.72.3×
  31. 27Kakogawachō-honmachiHyōgo
    11.72.3×
  32. 27HigashiosakaOsaka
    11.72.3×
  33. 27GyōdaSaitama
    11.72.3×
  34. 27KariyaHyōgo
    11.72.3×
  35. 35SōjaOkayama
    11.62.3×
  36. 35OnodaYamaguchi
    11.62.3×
  37. 37YawataKyoto
    11.52.3×
  38. 37ŌzuKumamoto
    11.52.3×
  39. 39MiyakonojōMiyazaki
    11.42.3×
  40. 39OwariasahiAichi
    11.42.3×
  41. 41TaharaAichi
    11.32.3×
  42. 41SandachōHyōgo
    11.32.3×
  43. 41OnoHyōgo
    11.32.3×
  44. 41OkayamaOkayama
    11.32.3×
  45. 41Maebaru-chūōFukuoka
    11.32.3×
  46. 41KariyaAichi
    11.32.3×
  47. 41AioiHyōgo
    11.32.3×
  48. 41KotōKumamoto
    11.32.3×
  49. 49TsuyamaOkayama
    11.22.2×
  50. 49TamanaKumamoto
    11.22.2×
  51. 49KofuYamanashi
    11.22.2×
  52. 49AmagasakiHyōgo
    11.22.2×
  53. 53AkashiHyōgo
    11.12.2×
  54. 53ZentsujichóKagawa
    11.12.2×
  55. 53YokkaichiMie
    11.12.2×
  56. 53KureHiroshima
    11.12.2×
  57. 53KumamotoKumamoto
    11.12.2×
  58. 53MatsuyamaEhime
    11.12.2×
  59. 53IshinomakiMiyagi
    11.12.2×
  60. 60HonmachiKumamoto
    11.02.2×
  61. 60OsakaOsaka
    11.02.2×
  62. 60HyūgaMiyazaki
    11.02.2×
  63. 63TenriNara
    10.92.2×
  64. 63TakahashiOkayama
    10.92.2×
  65. 63KikuchiKumamoto
    10.92.2×
  66. 63HōryūjiNara
    10.92.2×
  67. 63Misato, SaitamaSaitama
    10.92.2×
  68. 63TatsunoHyōgo
    10.92.2×
  69. 69YoukaichiShiga
    10.82.2×
  70. 69Shimo-tsumaIbaraki
    10.82.2×
  71. 69SakaiOsaka
    10.82.2×
  72. 69Narutochō-mitsuishiTokushima
    10.82.2×
  73. 69KashiwaraNara
    10.82.2×
  74. 69IyoEhime
    10.82.2×
  75. 69NakaIbaraki
    10.82.2×
  76. 69HiragiKagawa
    10.82.2×
  77. 69HigashigōSaga
    10.82.2×
  78. 69AraoKumamoto
    10.82.2×
  79. 69AyaseKanagawa
    10.82.2×
  80. 80Tottori-shiTottori
    10.72.1×
  81. 80TakanabeMiyazaki
    10.72.1×
  82. 80OyamaTochigi
    10.72.1×
  83. 80NishioAichi
    10.72.1×
  84. 80KōtariKyoto
    10.72.1×
  85. 80KishiwadaOsaka
    10.72.1×
  86. 80Kamojimachō-jōgejimaTokushima
    10.72.1×
  87. 80IwadeWakayama
    10.72.1×
  88. 80Hondomachi-hondoKumamoto
    10.72.1×
  89. 80MatsusakaMie
    10.72.1×
  90. 80AridaWakayama
    10.72.1×
  91. 91UtoKumamoto
    10.62.1×
  92. 91SuzukaMie
    10.62.1×
  93. 91ŌitaOita
    10.62.1×
  94. 91MinamataKumamoto
    10.62.1×
  95. 91Kashihara-shiNara
    10.62.1×
  96. 91HiroshimaHiroshima
    10.62.1×
  97. 91AgeoSaitama
    10.62.1×
  98. 91SugaiKyoto
    10.62.1×
  99. 99YamagaKumamoto
    10.52.1×
  100. 99TatebayashiGunma
    10.52.1×
  101. 99MinatoWakayama
    10.52.1×
  102. 99SaikiOita
    10.52.1×
  103. 99ŌtakeHiroshima
    10.52.1×
  104. 99Ōyanomachi-noboritateKumamoto
    10.52.1×
  105. 99NabariMie
    10.52.1×
  106. 99KitakyushuFukuoka
    10.52.1×
  107. 107YaoOsaka
    10.42.1×
  108. 107TsurusakiOita
    10.42.1×
  109. 107TagawaFukuoka
    10.42.1×
  110. 107Kanzakimachi-kanzakiSaga
    10.42.1×
  111. 107KainanWakayama
    10.42.1×
  112. 107IwakuniYamaguchi
    10.42.1×
  113. 107IkarugaHyōgo
    10.42.1×
  114. 107AsakaSaitama
    10.42.1×
  115. 107ChikuseiIbaraki
    10.42.1×
  116. 107NiizaSaitama
    10.42.1×
  117. 107UkihaFukuoka
    10.42.1×
  118. 107IgaMie
    10.42.1×
  119. 107NantanKyoto
    10.42.1×
  120. 120SōkaSaitama
    10.32.1×
  121. 120OkazakiAichi
    10.32.1×
  122. 120NodaChiba
    10.32.1×
  123. 120MiharaHiroshima
    10.32.1×
  124. 120KōnosuSaitama
    10.32.1×
  125. 120KameyamaMie
    10.32.1×
  126. 120FukuokaFukuoka
    10.32.1×
  127. 127TsuMie
    10.22.0×
  128. 127ShimonosekiYamaguchi
    10.22.0×
  129. 127NishinomiyaHyōgo
    10.22.0×
  130. 127MenumaSaitama
    10.22.0×
  131. 127KyotoKyoto
    10.22.0×
  132. 127KandaFukuoka
    10.22.0×
  133. 127IgusaSaitama
    10.22.0×
  134. 127HitoyoshiKumamoto
    10.22.0×
  135. 127HimejiHyōgo
    10.22.0×
  136. 127NagaiYamagata
    10.22.0×
  137. 127KamisuIbaraki
    10.22.0×
  138. 127KogaFukuoka
    10.22.0×
  139. 127JōyōKyoto
    10.22.0×
  140. 127TōkaiAichi
    10.22.0×
  141. 141UozuToyama
    10.12.0×
  142. 141SanoTochigi
    10.12.0×
  143. 141IkomaNara
    10.12.0×
  144. 141AyabeKyoto
    10.12.0×
  145. 141MinawaKanagawa
    10.12.0×
  146. 141TakashimaShiga
    10.12.0×
  147. 141JōsōIbaraki
    10.12.0×
  148. 141Higashi-MatsuyamaSaitama
    10.12.0×
  149. 141ShūnanYamaguchi
    10.12.0×
  150. 150YaeHiroshima
    10.02.0×
  151. 150UjiKyoto
    10.02.0×
  152. 150TokyoTokyo
    10.02.0×
  153. 150TakeharaHiroshima
    10.02.0×
  154. 150ShibukawaGunma
    10.02.0×
  155. 150SakadoSaitama
    10.02.0×
  156. 150SaikūMie
    10.02.0×
  157. 150NyūzenToyama
    10.02.0×
  158. 150MinamirinkanKanagawa
    10.02.0×
  159. 150MieOita
    10.02.0×
  160. 150KusatsuShiga
    10.02.0×
  161. 150KawaguchiSaitama
    10.02.0×
  162. 150KanoyaKagoshima
    10.02.0×
  163. 150Imarichō-kōSaga
    10.02.0×
  164. 150IizukaFukuoka
    10.02.0×
  165. 150HandaAichi
    10.02.0×
  166. 150GionHiroshima
    10.02.0×
  167. 150HikariYamaguchi
    10.02.0×
  168. 150HabikinoOsaka
    10.02.0×
  169. 150YawatahamaEhime
    10.02.0×
  170. 150OgōriFukuoka
    10.02.0×
  171. 171TakarazukaHyōgo
    9.92.0×
  172. 171KurayoshiTottori
    9.92.0×
  173. 171KukichūōSaitama
    9.92.0×
  174. 171KameokaKyoto
    9.92.0×
  175. 171ItoigawaNiigata
    9.92.0×
  176. 171HirakataOsaka
    9.92.0×
  177. 171HanyūSaitama
    9.92.0×
  178. 171FukuroiShizuoka
    9.92.0×
  179. 171ChiryūAichi
    9.92.0×
  180. 171IrumaSaitama
    9.92.0×
  181. 171InabeMie
    9.92.0×
  182. 171YachiyoChiba
    9.92.0×
  183. 171KizugawaKyoto
    9.92.0×
  184. 184YukuhashiFukuoka
    9.82.0×
  185. 184TomiokaGunma
    9.82.0×
  186. 184SendaiKagoshima
    9.82.0×
  187. 184SaseboNagasaki
    9.82.0×
  188. 184ŌtaGunma
    9.82.0×
  189. 184NobeokaMiyazaki
    9.82.0×
  190. 184NagoyaAichi
    9.82.0×
  191. 184NagahamaShiga
    9.82.0×
  192. 184KoshigayaSaitama
    9.82.0×
  193. 184KobeHyōgo
    9.82.0×
  194. 184HōfuYamaguchi
    9.82.0×
  195. 184ChigasakiKanagawa
    9.82.0×
  196. 184KosaiShizuoka
    9.82.0×
  197. 184SaitamaSaitama
    9.82.0×
  198. 184KuwanaMie
    9.82.0×
  199. 199Ueno-ebisumachiMie
    9.71.9×
  200. 199TakinomiyaKagawa
    9.71.9×
  201. 199SagaSaga
    9.71.9×
  202. 199KazoSaitama
    9.71.9×
  203. 199KashiwaChiba
    9.71.9×
  204. 199FukuchiyamaKyoto
    9.71.9×
  205. 199AsoKumamoto
    9.71.9×
  206. 199BuzenFukuoka
    9.71.9×
  207. 199KamagayaChiba
    9.71.9×
  208. 208YokotaTokyo
    9.61.9×
  209. 208TosuSaga
    9.61.9×
  210. 208TokonameAichi
    9.61.9×
  211. 208NōgataFukuoka
    9.61.9×
  212. 208MorohongōSaitama
    9.61.9×
  213. 208MifuneKumamoto
    9.61.9×
  214. 208KudamatsuYamaguchi
    9.61.9×
  215. 208KobayashiMiyazaki
    9.61.9×
  216. 208KiryūGunma
    9.61.9×
  217. 208KasukabeSaitama
    9.61.9×
  218. 208KagoshimaKagoshima
    9.61.9×
  219. 208IzumisanoOsaka
    9.61.9×
  220. 208IseMie
    9.61.9×
  221. 208SakuraChiba
    9.61.9×
  222. 208ChibaChiba
    9.61.9×
  223. 208BandōIbaraki
    9.61.9×
  224. 208Kawachi-NaganoOsaka
    9.61.9×
  225. 208TakuSaga
    9.61.9×
  226. 208ItoshimaFukuoka
    9.61.9×
  227. 227UbeYamaguchi
    9.51.9×
  228. 227TokushimaTokushima
    9.51.9×
  229. 227TokorozawaSaitama
    9.51.9×
  230. 227TogitsuNagasaki
    9.51.9×
  231. 227Sakai-nakajimaGunma
    9.51.9×
  232. 227NichinanMiyazaki
    9.51.9×
  233. 227KochiKochi
    9.51.9×
  234. 227KashimaSaga
    9.51.9×
  235. 227HikoneShiga
    9.51.9×
  236. 227YotsukaidōChiba
    9.51.9×
  237. 227YachimataChiba
    9.51.9×
  238. 227IshiokaIbaraki
    9.51.9×
  239. 227ImizuToyama
    9.51.9×
  240. 227KasugaFukuoka
    9.51.9×
  241. 227KirishimaKagoshima
    9.51.9×
  242. 227HigashikurumeTokyo
    9.51.9×
  243. 227AmaAichi
    9.51.9×
  244. 227KodairaTokyo
    9.51.9×
  245. 227MineYamaguchi
    9.51.9×
  246. 227YoshinogawaTokushima
    9.51.9×
  247. 247YoriiSaitama
    9.41.9×
  248. 247YanaiYamaguchi
    9.41.9×
  249. 247Ureshinomachi-shimojukuSaga
    9.41.9×
  250. 247ToyookaHyōgo
    9.41.9×
  251. 247SusakiKochi
    9.41.9×
  252. 247OwaseMie
    9.41.9×
  253. 247NagasakiNagasaki
    9.41.9×
  254. 247KumagayaSaitama
    9.41.9×
  255. 247Kodamachō-kodamaminamiSaitama
    9.41.9×
  256. 247IzumiOsaka
    9.41.9×
  257. 247HashimotoWakayama
    9.41.9×
  258. 247NagatoYamaguchi
    9.41.9×
  259. 247SagaeYamagata
    9.41.9×
  260. 247IwakiFukushima
    9.41.9×
  261. 247KinokawaWakayama
    9.41.9×
  262. 247TsushimaNagasaki
    9.41.9×
  263. 247AzaminoKanagawa
    9.41.9×
  264. 264AtsugiKanagawa
    9.31.9×
  265. 264YokohamaKanagawa
    9.31.9×
  266. 264ToyonakaOsaka
    9.31.9×
  267. 264TondabayashichōOsaka
    9.31.9×
  268. 264TakeoSaga
    9.31.9×
  269. 264ŌmeTokyo
    9.31.9×
  270. 264MiyazakiMiyazaki
    9.31.9×
  271. 264MaizuruKyoto
    9.31.9×
  272. 264KakegawaShizuoka
    9.31.9×
  273. 264IchinomiyaAichi
    9.31.9×
  274. 264HiratsukaKanagawa
    9.31.9×
  275. 264HannōSaitama
    9.31.9×
  276. 264GobōWakayama
    9.31.9×
  277. 264Fukui-shiFukui
    9.31.9×
  278. 264AshikagaTochigi
    9.31.9×
  279. 264AnjōAichi
    9.31.9×
  280. 264UwajimaEhime
    9.31.9×
  281. 264SennanOsaka
    9.31.9×
  282. 264FuchūTokyo
    9.31.9×
  283. 264KaminomaAichi
    9.31.9×
  284. 284UtsunomiyaTochigi
    9.21.8×
  285. 284UrayasuChiba
    9.21.8×
  286. 284ToyotaAichi
    9.21.8×
  287. 284SuzakaNagano
    9.21.8×
  288. 284ŌtsuShiga
    9.21.8×
  289. 284KitahamaShiga
    9.21.8×
  290. 284IzumiKagoshima
    9.21.8×
  291. 284ŌmihachimanShiga
    9.21.8×
  292. 284KimitsuChiba
    9.21.8×
  293. 284TorideIbaraki
    9.21.8×
  294. 284InzaiChiba
    9.21.8×
  295. 284JōetsuNiigata
    9.21.8×
  296. 284SayamaOsaka
    9.21.8×
  297. 284WakasugiFukuoka
    9.21.8×
  298. 284YamatoKanagawa
    9.21.8×
  299. 299YonagoTottori
    9.11.8×
  300. 299YamaguchiYamaguchi
    9.11.8×
  301. 299TakaokaToyama
    9.11.8×
  302. 299ShibataNiigata
    9.11.8×
  303. 299SakataYamagata
    9.11.8×
  304. 299ŌmuraNagasaki
    9.11.8×
  305. 299NakamuraKochi
    9.11.8×
  306. 299NakamaFukuoka
    9.11.8×
  307. 299KushikinoKagoshima
    9.11.8×
  308. 299KogaFukuoka
    9.11.8×
  309. 299KawagoeSaitama
    9.11.8×
  310. 299KamakuraKanagawa
    9.11.8×
  311. 299HimimachiToyama
    9.11.8×
  312. 299AiharaKanagawa
    9.11.8×
  313. 299HokotaIbaraki
    9.11.8×
  314. 299InashikiIbaraki
    9.11.8×
  315. 299EbinaKanagawa
    9.11.8×
  316. 299KumanoMie
    9.11.8×
  317. 299YameFukuoka
    9.11.8×
  318. 318TanabeWakayama
    9.01.8×
  319. 318ObamaFukui
    9.01.8×
  320. 318NumazuShizuoka
    9.01.8×
  321. 318MiyazuKyoto
    9.01.8×
  322. 318MikuniFukui
    9.01.8×
  323. 318MatsudoChiba
    9.01.8×
  324. 318KurihamaKanagawa
    9.01.8×
  325. 318KisarazuChiba
    9.01.8×
  326. 318KaminokawaTochigi
    9.01.8×
  327. 318HadanoKanagawa
    9.01.8×
  328. 318GamagōriAichi
    9.01.8×
  329. 318FujiShizuoka
    9.01.8×
  330. 318ShiroishiMiyagi
    9.01.8×
  331. 318NaritaChiba
    9.01.8×
  332. 318ChitoseHokkaido
    9.01.8×
  333. 318ShintomiMiyazaki
    9.01.8×
  334. 318AkishimaTokyo
    9.01.8×
  335. 318NarashinoChiba
    9.01.8×
  336. 336ToyohashiAichi
    8.91.8×
  337. 336TobaMie
    8.91.8×
  338. 336MiyoshiHiroshima
    8.91.8×
  339. 336IidaNagano
    8.91.8×
  340. 336HonjōSaitama
    8.91.8×
  341. 336HachiōjiTokyo
    8.91.8×
  342. 336FujisawaKanagawa
    8.91.8×
  343. 336SayamaSaitama
    8.91.8×
  344. 336IwanumaMiyagi
    8.91.8×
  345. 345SetoAichi
    8.81.8×
  346. 345SabaeFukui
    8.81.8×
  347. 345OdawaraKanagawa
    8.81.8×
  348. 345Ōdachō-ōdaShimane
    8.81.8×
  349. 345MasudaShimane
    8.81.8×
  350. 345IzumoShimane
    8.81.8×
  351. 345IsahayaNagasaki
    8.81.8×
  352. 345InoKochi
    8.81.8×
  353. 345GotembaShizuoka
    8.81.8×
  354. 345ChichibuSaitama
    8.81.8×
  355. 345AtamiShizuoka
    8.81.8×
  356. 345MookaTochigi
    8.81.8×
  357. 345IchiharaChiba
    8.81.8×
  358. 345AjikiChiba
    8.81.8×
  359. 345MatsuuraNagasaki
    8.81.8×
  360. 345Minami-AlpsYamanashi
    8.81.8×
  361. 361ToyamaToyama
    8.71.7×
  362. 361FujinomiyaShizuoka
    8.71.7×
  363. 361AkiKochi
    8.71.7×
  364. 361YonezawaYamagata
    8.71.7×
  365. 361MitoIbaraki
    8.71.7×
  366. 361NoboritoKanagawa
    8.71.7×
  367. 361MunakataFukuoka
    8.71.7×
  368. 361MinamikyushuKagoshima
    8.71.7×
  369. 369YokosukaKanagawa
    8.61.7×
  370. 369YasugichōShimane
    8.61.7×
  371. 369TsuruokaYamagata
    8.61.7×
  372. 369NishiwakiHyōgo
    8.61.7×
  373. 369NiimiOkayama
    8.61.7×
  374. 369MachidaTokyo
    8.61.7×
  375. 369KaratsuSaga
    8.61.7×
  376. 369Kashima-shiIbaraki
    8.61.7×
  377. 369HamamatsuShizuoka
    8.61.7×
  378. 369MobaraChiba
    8.61.7×
  379. 369KasamaIbaraki
    8.61.7×
  380. 369SōsaChiba
    8.61.7×
  381. 369KikugawaShizuoka
    8.61.7×
  382. 369NisshinAichi
    8.61.7×
  383. 369YonoOsaka
    8.61.7×
  384. 384YanagawaFukuoka
    8.51.7×
  385. 384SakaiminatoTottori
    8.51.7×
  386. 384KanumaTochigi
    8.51.7×
  387. 384IwataShizuoka
    8.51.7×
  388. 384HamadaShimane
    8.51.7×
  389. 384SawaraChiba
    8.51.7×
  390. 384Natori-shiMiyagi
    8.51.7×
  391. 384ChikumaNagano
    8.51.7×
  392. 384SōmaFukushima
    8.51.7×
  393. 384HigashimatsushimaMiyagi
    8.51.7×
  394. 384OgaAkita
    8.51.7×
  395. 384HigashimurayamaTokyo
    8.51.7×
  396. 384UnnanShimane
    8.51.7×
  397. 397ShingūWakayama
    8.41.7×
  398. 397YaitaTochigi
    8.41.7×
  399. 397ShinagawaEhime
    8.41.7×
  400. 397ShimaMie
    8.41.7×
  401. 397ObitaNagasaki
    8.41.7×
  402. 397MatsumotoNagano
    8.41.7×
  403. 397Kaseda-shirakameKagoshima
    8.41.7×
  404. 397MiuraKanagawa
    8.41.7×
  405. 397YokoshibaChiba
    8.41.7×
  406. 397MoriokaIwate
    8.41.7×
  407. 397YurihonjōAkita
    8.41.7×
  408. 397ShonaiYamagata
    8.41.7×
  409. 397NankokuKochi
    8.41.7×
  410. 397GotōNagasaki
    8.41.7×
  411. 411ShizuokaShizuoka
    8.31.7×
  412. 411MatsueShimane
    8.31.7×
  413. 411GōtsuchōShimane
    8.31.7×
  414. 411KōriyamaFukushima
    8.31.7×
  415. 411HigashineYamagata
    8.31.7×
  416. 411HirosakiAomori
    8.31.7×
  417. 417TsurugaFukui
    8.21.6×
  418. 417TochigiTochigi
    8.21.6×
  419. 417SuwaNagano
    8.21.6×
  420. 417HekinanAichi
    8.21.6×
  421. 417HakuiIshikawa
    8.21.6×
  422. 417ShinjōYamagata
    8.21.6×
  423. 417OmigawaChiba
    8.21.6×
  424. 417Hitachi-NakaIbaraki
    8.21.6×
  425. 417TonamiToyama
    8.21.6×
  426. 417KagaIshikawa
    8.21.6×
  427. 417MinamibōsōChiba
    8.21.6×
  428. 417KyōtangoKyoto
    8.21.6×
  429. 429TsubataIshikawa
    8.11.6×
  430. 429NumataGunma
    8.11.6×
  431. 429NakanojōGunma
    8.11.6×
  432. 429MatsutōIshikawa
    8.11.6×
  433. 429InuyamaAichi
    8.11.6×
  434. 429FujiedaShizuoka
    8.11.6×
  435. 429YoshiokaMiyagi
    8.11.6×
  436. 429KōkaShiga
    8.11.6×
  437. 429SusonoShizuoka
    8.11.6×
  438. 429SodegauraChiba
    8.11.6×
  439. 429SaikaiNagasaki
    8.11.6×
  440. 440TateyamaChiba
    8.01.6×
  441. 440TakatsukiOsaka
    8.01.6×
  442. 440ShimodaShizuoka
    8.01.6×
  443. 440NaganoNagano
    8.01.6×
  444. 440KomatsuIshikawa
    8.01.6×
  445. 440HagiYamaguchi
    8.01.6×
  446. 440YamagataYamagata
    8.01.6×
  447. 440ŌharaChiba
    8.01.6×
  448. 440MatsushimaMiyagi
    8.01.6×
  449. 440MuroranHokkaido
    8.01.6×
  450. 440HachinoheAomori
    8.01.6×
  451. 440ŌsakiMiyagi
    8.01.6×
  452. 440FujiyoshidaYamanashi
    8.01.6×
  453. 453SakuNagano
    7.91.6×
  454. 453OnoFukui
    7.91.6×
  455. 453NagaokaNiigata
    7.91.6×
  456. 453HamakitaShizuoka
    7.91.6×
  457. 453Tagajō-shiMiyagi
    7.91.6×
  458. 453AkitaAkita
    7.91.6×
  459. 453MinamiuonumaNiigata
    7.91.6×
  460. 453SadoNiigata
    7.91.6×
  461. 453MinamichitaAichi
    7.91.6×
  462. 462UedaNagano
    7.81.6×
  463. 462OgawamachiSaitama
    7.81.6×
  464. 462TōganeChiba
    7.81.6×
  465. 462KakudaMiyagi
    7.81.6×
  466. 462ShirakawaFukushima
    7.81.6×
  467. 467ShimadaShizuoka
    7.71.5×
  468. 467NiigataNiigata
    7.71.5×
  469. 467Kameda-honchōNiigata
    7.71.5×
  470. 467MinamiashigaraKanagawa
    7.71.5×
  471. 467IzunokuniShizuoka
    7.71.5×
  472. 472NahaOkinawa
    7.61.5×
  473. 472KesennumaMiyagi
    7.61.5×
  474. 472ŌdateAkita
    7.61.5×
  475. 472HitachiomiyaIbaraki
    7.61.5×
  476. 472Aizu-WakamatsuFukushima
    7.61.5×
  477. 472IkiNagasaki
    7.61.5×
  478. 478SumotoHyōgo
    7.51.5×
  479. 478ShironeNiigata
    7.51.5×
  480. 478IshigakiOkinawa
    7.51.5×
  481. 478InaNagano
    7.51.5×
  482. 478ImaichiTochigi
    7.51.5×
  483. 478NoshiroAkita
    7.51.5×
  484. 478Minami-SōmaFukushima
    7.51.5×
  485. 478NasukarasuyamaTochigi
    7.51.5×
  486. 486IchinosekiIwate
    7.41.5×
  487. 487OkayaNagano
    7.31.5×
  488. 487Niitsu-honchōNiigata
    7.31.5×
  489. 487NanaoIshikawa
    7.31.5×
  490. 487KanazawaIshikawa
    7.31.5×
  491. 487SendaiMiyagi
    7.31.5×
  492. 487KitaibarakiIbaraki
    7.31.5×
  493. 487HitachiIbaraki
    7.31.5×
  494. 494ShinshiroAichi
    7.21.4×
  495. 494AsahikawaHokkaido
    7.21.4×
  496. 494AomoriAomori
    7.21.4×
  497. 497KogaIbaraki
    7.11.4×
  498. 497YokoteAkita
    7.11.4×
  499. 497KatsuuraChiba
    7.11.4×
  500. 497TomeMiyagi
    7.11.4×
  501. 501AnamizuIshikawa
    7.01.4×
  502. 502MakiNiigata
    6.91.4×
  503. 502WakuyaMiyagi
    6.91.4×
  504. 502HanamakiIwate
    6.91.4×
  505. 502OyabeToyama
    6.91.4×
  506. 502MiyakojimaOkinawa
    6.91.4×
  507. 502AmamiKagoshima
    6.91.4×
  508. 508NagoOkinawa
    6.71.3×
  509. 508HakodateHokkaido
    6.71.3×
  510. 510NonoichiIshikawa
    6.61.3×
  511. 510KitamiHokkaido
    6.61.3×
  512. 510KuriharaMiyagi
    6.61.3×
  513. 513SapporoHokkaido
    6.51.3×
  514. 514ObihiroHokkaido
    6.41.3×
  515. 514TakizawaIwate
    6.41.3×
  516. 516ŌshūIwate
    6.21.2×
  517. 517TomakomaiHokkaido
    6.11.2×
  518. 518KujiIwate
    6.01.2×
  519. 519KamaishiIwate
    5.91.2×
  520. 519KushiroHokkaido
    5.91.2×
  521. 521OkinawaOkinawa
    5.61.1×
  522. 522MiyakoIwate
    5.51.1×
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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