Overview of Kochi Prefectureand list of its municipalities

1．Kōchi, Kōchi
Kōchi (高知市, Kōchi-shi, pronounced [koːꜜtɕi ɕi]) is the capital city of Kōchi Prefecture located on the island of Shikoku in Japan. With over 40% of the prefectural population, Kōchi is the main commercial and industrial centre and the "primate city" of the prefecture. As of 1 September 2022, the city had an estimated population of 320,513 in 164650 households, and a population density of 1000 persons per km². The total area of the city is 309.00 square kilometres (119.31 sq mi).
Population:320,647 size of the Municipality:309.00km2
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2．Muroto, Kōchi
Muroto (室戸市, Muroto-shi) is a city located in Kōchi Prefecture, Japan. As of 30 June 2022, the city had an estimated population of 12,121 in 7079 households and a population density of 49 persons per km2. The total area of the city is 248.18 square kilometres (95.82 sq mi).
Population:11,032 size of the Municipality:248.18km2
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3．Aki, Kōchi
Aki (安芸市, Aki-shi) is a city located in Kōchi Prefecture, Japan. As of 31 July 2022, the city had an estimated population of 16,370 in 8076 households and a population density of 52 persons per km². The total area of the city is 317.21 square kilometres (122.48 sq mi).
Population:15,573 size of the Municipality:317.21km2
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4．Nankoku, Kōchi
Nankoku (南国市, Nankoku-shi) is a city located in Kōchi Prefecture, Japan. As of 31 July 2022, the city had an estimated population of 46‚459 in 22499 households and a population density of 370 persons per km². The total area of the city is 125.30 square kilometres (48.38 sq mi).
Population:46,014 size of the Municipality:125.30km2
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5．Tosa, Kōchi
Tosa (土佐市, Tosa-shi) is a city located in Kōchi Prefecture, Japan. As of 1 August 2022, the city had an estimated population of 26,427 in 12671 households and a population density of 290 persons per km2. The total area of the city is 91.50 square kilometres (35.33 sq mi). The city of Tosa should not be confused with the historical Tosa Province, which covered all of modern-day Kōchi Prefecture.
Population:25,358 size of the Municipality:91.50km2
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6．Susaki, Kōchi
Susaki (須崎市, Susaki-shi) is a city located in Kōchi Prefecture, Japan. As of 31 July 2022, the city had an estimated population of 20‚429 in 10672 households and a population density of 150 persons per km².The total area of the city is 135.44 square kilometres (52.29 sq mi).
Population:19,741 size of the Municipality:135.44km2
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7．Sukumo, Kōchi
Sukumo (宿毛市, Sukumo-shi) is a city located in Kōchi Prefecture, Japan. As of 31 July 2022, the city had an estimated population of 19,292 in 9966 households, and a population density of 67 persons per km². The total area of the city is 286.20 square kilometres (110.50 sq mi).
Population:18,281 size of the Municipality:286.20km2
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8．Tosashimizu, Kōchi
Tosashimizu (土佐清水市, Tosashimizu-shi) is a city located in the southwest of Kōchi Prefecture, Japan. As of 31 July 2022, the city had an estimated population of 12,407 in 7004 households, and a population density of 47 persons per km². The total area of the city is 266.34 square kilometres (102.83 sq mi).
Population:11,634 size of the Municipality:266.34km2
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9．Shimanto, Kōchi (city)
Shimanto (四万十市, Shimanto-shi) is a city in southwestern Kōchi Prefecture, Japan. As of 31 July 2022, the city had an estimated population of 32,593 in 16635 households, and a population density of 52 persons per km². The total area of the city is 632.29 square kilometres (244.13 sq mi).
Population:31,763 size of the Municipality:632.29km2
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10．Kōnan, Kōchi
Kōnan (香南市, Kōnan-shi) is a city located in Kōchi Prefecture, Japan. As of 30 June 2022, the city had an estimated population of 33,076 in 15350 households and a population density of 49 persons per km². The total area of the city is 126.46 square kilometres (48.83 sq mi).
Population:32,081 size of the Municipality:126.46km2
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11．Kami, Kōchi
Kami (香美市, Kami-shi) is a city located in Kōchi Prefecture, Japan. As of 1 July 2022, the city had an estimated population of 25,562 in 13212 households and a population density of 48 persons per km².The total area of the city is 537.86 square kilometres (207.67 sq mi).
Population:25,948 size of the Municipality:537.86km2
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12．Tōyō, Kōchi
Tōyō (東洋町, Tōyō-chō) is a town located in Aki District, Kōchi Prefecture, Japan. As of 28 February 2022, the town had an estimated population of 2,226 in 1363 households and a population density of 30 persons per km².The total area of the town is 74.06 square kilometres (28.59 sq mi).
Population:2,058 size of the Municipality:74.06km2
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13．Nahari, Kōchi
Nahari (奈半利町, Nahari-chō) is a town located in Aki District, Kōchi Prefecture, Japan. As of 1 January 2022, the town had an estimated population of 3,058 in 1665 households and a population density of 110 persons per km².The total area of the town is 28.36 square kilometres (10.95 sq mi).
Population:2,917 size of the Municipality:28.36km2
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14．Tano, Kōchi
Tano (田野町, Tano-chō) is a town located in Aki District, Kōchi Prefecture, Japan. As of 31 July 2022, the town had an estimated population of 2,530 in 1309 households and a population density of 391 persons per km².The total area of the town is 6.53 square kilometres (2.52 sq mi). Over 1000 of the residents are over the age of 65. Tano is the smallest town by area on the island of Shikoku, and it is second in population density in Kōchi Prefecture, following Kōchi City.
Population:2,407 size of the Municipality:6.53km2
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15．Yasuda, Kōchi
Yasuda (安田町, Yasuda-chō) is a town located in Aki District, Kōchi Prefecture, Japan. As of 31 July 2022, the town had an estimated population of 2,455 in 1244 households and a population density of 47 persons per km².The total area of the town is 52.36 square kilometres (20.22 sq mi).
Population:2,189 size of the Municipality:52.36km2
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16．Kitagawa, Kōchi
Kitagawa (北川村, Kitagawa-mura) is a village located in Aki District, Kōchi Prefecture, Japan. As of 30 June 2022, the village had an estimated population of 1,228 in 612 households and a population density of 6.2 persons per km².The total area of the village is 196.73 square kilometres (75.96 sq mi).
Population:1,119 size of the Municipality:196.73km2
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17．Umaji, Kōchi
Umaji (馬路村, Umaji-mura) is the second smallest village in Kōchi Prefecture, located in Aki District, Kōchi Prefecture, Japan. As of 30 June 2022, the village had an estimated population of 834 in 424 households and a population density of 5.0 persons per km². The total area of the village is 39.60 square kilometres (15.29 sq mi). Umaji has been branded as one of the most beautiful villages in Japan.
Population:735 size of the Municipality:165.48km2
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18．Geisei, Kōchi
Geisei (芸西村, Geisei-mura) is a village located in Aki District, Kōchi Prefecture, Japan. As of 30 June 2022, the village had an estimated population of 3,636 in 1767 households and a population density of 92 persons per km².The total area of the village is 39.60 square kilometres (15.29 sq mi).
Population:3,628 size of the Municipality:39.60km2
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19．Motoyama, Kōchi
Motoyama (本山町, Motoyama-chō) is a town located in Nagaoka District, Kōchi Prefecture, Japan. As of 31 July 2022, the town had an estimated population of 3‚318 in 1858 households and a population density of 25 persons per km².The total area of the town is 134.22 square kilometres (51.82 sq mi). Motoyama has been named one of The Most Beautiful Villages in Japan.
Population:3,123 size of the Municipality:134.22km2
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20．Ōtoyo, Kōchi
Ōtoyo (大豊町, Ōtoyo-chō) is a town located in Nagaoka District, Kōchi Prefecture, Japan. As of 1 August 2022, the town had an estimated population of 3277 in 1968 households and a population density of 10 persons per km².The total area of the town is 315.06 square kilometres (121.65 sq mi).
Population:3,021 size of the Municipality:315.06km2
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21．Tosa, Kōchi (town)
Tosa (土佐町, Tosa-chō) is a town located in Tosa District, Kōchi Prefecture, Japan. As of 30 May 2022, the town had an estimated population of 3,670 in 1908 households and a population density of 17 people per km². The total area of the town is 212.13 square kilometres (81.90 sq mi).
Population:3,583 size of the Municipality:212.13km2
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22．Ōkawa, Kōchi
Ōkawa (大川村, Ōkawa-mura) is a village located in Tosa District, Kōchi Prefecture, Japan. As of 30 June 2022, the village had an estimated population of 363 in 214 households and a population density of 3.8 persons per km². The total area of the village is 95.27 square kilometres (36.78 sq mi). Okawa is the least populated municipality in Japan, excluding municipalities affected by the 2011 Fukushima nuclear disaster and municipalities on excluded islands.
Population:347 size of the Municipality:95.27km2
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23．Ino, Kōchi
Ino (いの町, Ino-chō) is a town located in Agawa District, Kōchi Prefecture, Japan. As of 30 June 2022, the town had an estimated population of 21,672 in 10403 households and a population density of 46 persons per km².The total area of the town is 470.97 square kilometres (181.84 sq mi). The town is famous for the production of Japanese paper (和紙, washi).
Population:20,598 size of the Municipality:470.97km2
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24．Niyodogawa
Niyodogawa (仁淀川町, Niyodogawa-chō) is a town located in Agawa District, Kōchi Prefecture, Japan. As of 1 August 2022, the town had an estimated population of 4‚861 in 2,788 households and a population density of 15 persons per km².The total area of the town is 333.0 square kilometres (128.6 sq mi).
Population:4,492 size of the Municipality:333.00km2
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25．Nakatosa
Nakatosa (中土佐町, Nakatosa-chō) is a town located in Takaoka District, Kōchi Prefecture, Japan. As of 31 July 2022, the town had an estimated population of 6,200 in 3363 households and a population density of 14 persons per km².The total area of the town is 193.20 square kilometres (74.59 sq mi).
Population:5,587 size of the Municipality:193.20km2
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26．Sakawa, Kōchi
Sakawa (佐川町, Sakawa-chō) is a town located in Takaoka District, Kōchi Prefecture, Japan. As of 1 August 2022, the town had an estimated population of 12,306 in 6036 households and a population density of 120 persons per km².The total area of the town is 100.8 square kilometres (38.9 sq mi).
Population:11,984 size of the Municipality:100.80km2
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27．Ochi, Kōchi
Ochi (越知町, Ochi-chō) is a town located in Takaoka District, Kōchi Prefecture, Japan. As of 1 January 2022, the town had an estimated population of 5,157 in 2673 households and a population density of 46 persons per km².The total area of the town is 111.95 square kilometres (43.22 sq mi).
Population:4,863 size of the Municipality:111.95km2
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28．Yusuhara
Yusuhara (檮原町, Yusuhara-chō) is a town located in Takaoka District, Kōchi Prefecture, Japan. As of 31 July 2022, the town had an estimated population of 3,285 and a population density of 14 persons per km².The total area of the town is 236.45 square kilometres (91.29 sq mi).
Population:3,123 size of the Municipality:236.45km2
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29．Hidaka, Kōchi
Hidaka (日高村, Hidaka-mura) is a village located in Takaoka District, Kōchi Prefecture, Japan. As of 31 July 2022, the village had an estimated population of 4,871 in 2451 households and a population density of 110 persons per km². The total area of the village is 44.85 square kilometres (17.32 sq mi).
Population:4,679 size of the Municipality:44.85km2
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30．Tsuno, Kōchi
Tsuno (津野町, Tsuno-chō) is a town located in Takaoka District, Kōchi Prefecture, Japan. As of 1 August 2022, the town had an estimated population of 5,127 and a population density of 26 persons per km².The total area of the town is 197.85 square kilometres (76.39 sq mi).
Population:5,099 size of the Municipality:197.85km2
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31．Shimanto, Kōchi (town)
Shimanto (四万十町, Shimanto-chō) is a town located in Takaoka District, Kōchi Prefecture, Japan. As of 31 July 2022, the town had an estimated population of 15‚917 in 8196 households, and a population density of 25 persons per km². The total area of the town is 642.30 square kilometres (247.99 sq mi).
Population:14,847 size of the Municipality:642.30km2
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32．Ōtsuki, Kōchi
Ōtsuki (大月町, Ōtsuki-chō) is a town in the Hata District, Kōchi Prefecture, Japan. As of 31 July 2022, the town had an estimated population of 4,626 in 2541 households, and a population density of 45 persons per km². The total area of the town is 102.94 square kilometres (39.75 sq mi).
Population:4,191 size of the Municipality:102.94km2
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33．Mihara, Kōchi
Mihara (三原村, Mihara-mura) is a village located in Hata District, Kōchi Prefecture, Japan. As of 31 July 2022, the village had an estimated population of 1449 in 751 households and a population density of 17 persons per km².The total area of the village is 39.60 square kilometres (15.29 sq mi).
Population:1,382 size of the Municipality:85.37km2
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34．Kuroshio, Kōchi
Kuroshio (黒潮町, Kuroshio-chō) is a town located in Hata District, Kōchi Prefecture, Japan. As of 31 July 2022, the town had an estimated population of 10,504 in 5443 households, and a population density of 56 persons per km². The total area of the town is 188.59 square kilometres (72.82 sq mi). The residents speak a distinct dialect of Japanese known as Hata-ben.
Population:9,773 size of the Municipality:188.59km2
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Municipalities in Kochi Prefecture