The list of lakes in Japan ranked by surface area. 
    | Rank | Name 
 | Region 
 | Prefecture¹ 
 | Municipalities | Water | Area (km2)
 | Max Depth (m)
 | Altitude (m)
 | Volume (km3)
 | 
  | 1 | Biwa | Kansai | Shiga | Ōtsu, Kusatsu, Higashi-Ōmi, Hikone Nagahama, Moriyama, Ōmi-Hachiman
 Takashima, Yasu, Maibara
 | Fresh | 670.3 | 103.8 | 85 | 27.5 | 
  | 2 | Kasumigaura | Kantō | Ibaraki | Tsuchiura, Ishioka, Omitama, Inashiki Ami, Kasumigaura, Namegata, Itako, Miho
 | Fresh | 167.6 | 7.10 | 0 | 0.85 | 
  | 3 | Saroma | Hokkaido | Okhotsk | Kitami, Saroma, Yūbetsu | Brackish | 151.9 | 19.6 | 0 | 1.3 | 
  | 4 | Inawashiro | Tōhoku | Fukushima | Aizuwakamatsu, Inawashiro, Kōriyama | Fresh | 103.3 | 94.6 | 514 | 5.40 | 
  | 5 | Nakaumi | San'in | Shimane Tottori
 | Matsue, Yonago, Yasugi Sakaiminato, Higashi-Izumo
 | Brackish | 86.2 | 17.1 | 0 | 0.47 | 
  | 6 | Kussharo | Hokkaido | Kushiro | Teshikaga | Fresh | 79.3 | 117.5 | 121 | 2.25 | 
  | 7 | Shinji | San'in | Shimane | Matsue, Izumo, Hikawa | Brackish | 79.1 | 6.0 | 0 | 0.34 | 
  | 8 | Shikotsu | Hokkaido | Ishikari | Chitose | Fresh | 78.4 | 360.1 | 247 | 20.9 | 
  | 9 | Tōya | Hokkaido | Iburi | Tōyako, Sōbetsu | Fresh | 70.7 | 179.9 | 84 | 8.19 | 
  | 10 | Hamana | Tōkai | Shizuoka | Hamamatsu, Kosai, Arai | Brackish | 65.0 | 13.1 | 0 | 0.35 | 
  | 11 | Ogawara | Tōhoku | Aomori | Misawa, Tōhoku, Rokkasho | Brackish | 62.2 | 24.4 | 0 | 0.714 | 
  | 12 | Towada | Tōhoku | Aomori Akita
 | Towada, Kosaka | Fresh | 61.0 | 326.8 | 400 | 4.19 | 
  | 13 | Notoro | Hokkaido | Okhotsk | Abashiri | Brackish | 58.4 | 23.1 | 0 | 0.5 | 
  | 14 | Fūren | Hokkaido | Nemuro | Nemuro, Betsukai | Brackish | 57.5 | 13.0 | 0 | 0.0564 | 
  | 15 | Kitaura | Kantō | Ibaraki | Kashima, Hokota, Namegata, Itako | Fresh | 35.2 | 7.0 | 0 | 0.18 | 
  | 16 | Abashiri | Hokkaido | Okhotsk | Abashiri, Ōzora | Brackish | 32.3 | 16.1 | 0 | 0.2 | 
  | 17 | Akkeshi | Hokkaido | Kushiro | Akkeshi, Hokkaido | Fresh | 32.3 | 11.0 | 0 |  | 
  | 18 | Hachirō | Tōhoku | Akita | Katagami, Oga, Gojōme, Ikawa, Ōgata | Fresh | 27.7 | 12.0 | 0 |  | 
  | 19 | Tazawa | Tōhoku | Akita | Senboku | Fresh | 25.8 | 423.4 | 249 | 7.2 | 
  | 20 | Mashū | Hokkaido | Kushiro | Teshikaga | Fresh | 19.2 | 211.4 | 351 |  | 
  | 21 | Jūsan | Tōhoku | Aomori | Goshogawara, Tsugaru, Nakadomari | Brackish | 18.1 | 1.5 | 0 |  | 
  | 22 | Kutcharo | Hokkaido | Sōya | Hamatonbetsu | Fresh | 13.3 | 3.3 | 0 | 0.014 | 
  | 23 | Suwa | Chūbu | Nagano | Okaya, Suwa, Shimo-Suwa | Fresh | 13.3 | 7.6 | 759 | 0.06135 | 
  | 24 | Akan | Hokkaido | Kushiro | Kushiro | Fresh | 13.0 | 44.8 | 420 | 0.249 | 
  | 25 | Chūzenji | Kantō | Tochigi | Nikkō | Fresh | 11.8 | 163.0 | 1269 | 1.1 | 
  | 26 | Inba | Kantō | Chiba | Yachiyo, Sakura, Narita, Inzai, Shisui, Sakae | Fresh | 11.55 | 2.5 | 2.5 | 0.0277 | 
  | 27 | Ikeda | Kyūshū | Kagoshima | Ibusuki | Fresh | 10.9 | 233.0 | 66 | 1.38 | 
  | 28 | Hibara | Tōhoku | Fukushima | Kitashiobara | Fresh | 10.7 | 30.5 | 822 | 0.13 | 
  | 29 | Ashi | Kantō | Kanagawa | Hakone | Fresh | 7.03 | 43.5 | 723 |  | 
  | 30 | Kuttara | Hokkaido | Iburi | Shiraoi | Fresh | 4.68 | 148 | 258 | 0.491 | 
 1) For lakes in the Hokkaidō region, Subprefecture is listed 
 See also
   References