National ranking — Top 50
Average across 531 covered municipalities: 1,486 /km². Top city: 15,511 /km².
1. Tokyo Tokyo15,511 /km²2. Musashino Tokyo13,650 /km²3. Nishi-Tokyo-shi Tokyo13,126 /km²4. Osaka Ōsaka12,217 /km²5. Moriguchi Ōsaka11,267 /km²6. Kokubunji Tokyo11,238 /km²7. Toyonaka Ōsaka11,032 /km²8. Kawasaki Kanagawa10,757 /km²9. Suita Ōsaka10,681 /km²10. Urayasu Tokyo9,905 /km²11. Kadoma Ōsaka9,737 /km²12. Kawaguchi Saitama9,585 /km²13. Neyagawa Ōsaka9,301 /km²14. Amagasaki Hyōgo9,065 /km²15. Sōka Saitama9,029 /km²16. Higashimurayama Tokyo8,878 /km²17. Yokohama Kanagawa8,624 /km²18. Shiki Saitama8,280 /km²19. Matsudo Chiba8,115 /km²20. Itami Hyōgo7,926 /km²21. Asaka Saitama7,709 /km²22. Naha Okinawa7,654 /km²23. Wako Saitama7,635 /km²24. Zama Kanagawa7,518 /km²25. Honchō Chiba7,511 /km²26. Mukō Kyoto7,384 /km²27. Nagoya Aichi7,143 /km²28. Matsubara Ōsaka7,044 /km²29. Hino Tokyo6,900 /km²30. Chigasaki Kanagawa6,790 /km²31. Daitōchō Ōsaka6,523 /km²32. Yao Ōsaka6,346 /km²33. Fujisawa Kanagawa6,277 /km²34. Akashi Hyōgo6,146 /km²35. Hirakata Ōsaka6,103 /km²36. Saitama Saitama6,090 /km²37. Machida Tokyo6,021 /km²38. Koshigaya Saitama5,675 /km²39. Nagareyama Chiba5,661 /km²40. Fussa Tokyo5,531 /km²41. Sakai Ōsaka5,515 /km²42. Izumiōtsu Ōsaka5,204 /km²43. Yashio Saitama5,187 /km²44. Ashiya Hyōgo5,077 /km²45. Ginowan Okinawa5,057 /km²46. Ageoshimo Saitama4,988 /km²47. Takaishi Ōsaka4,923 /km²48. Fuchūchō Hiroshima4,919 /km²49. Nishinomiya-hama Hyōgo4,856 /km²50. Ikeda Ōsaka4,751 /km²
By prefecture
AichiAkitaAomoriChibaEhimeFukuiFukuokaFukushimaGifuGunmaHiroshimaHokkaidoHyōgoIbarakiIshikawaIwateKagawaKagoshimaKanagawaKochiKumamotoKyotoMieMiyagiMiyazakiNaganoNagasakiNaraNiigataOitaOkayamaŌsakaSagaSaitamaShigaShimaneShizuokaTochigiTokushimaTokyoTottoriToyamaWakayamaYamagataYamaguchiYamanashiOkinawa