From Wikipedia, the free encyclopedia
Jump to navigation Jump to search
View of Kasaoka City
View of Kasaoka City
Flag of Kasaoka
Official seal of Kasaoka
Location of Kasaoka in Okayama Prefecture
Location of Kasaoka in Okayama Prefecture
Kasaoka is located in Japan
Location in Japan
Coordinates: 34°30′14″N 133°30′36″E / 34.50389°N 133.51000°E / 34.50389; 133.51000Coordinates: 34°30′14″N 133°30′36″E / 34.50389°N 133.51000°E / 34.50389; 133.51000
Country Japan
Region Chūgoku (San'yō)
Prefecture Okayama Prefecture
 • Mayor Norimoto Mishima (current)
 • Total 136.03 km2 (52.52 sq mi)
Population (February 28, 2017)
 • Total 50,160
 • Density 370/km2 (960/sq mi)
 • Tree Ginkgo biloba
 • Flower Chrysanthemum
Time zone UTC+9 (JST)
City hall address 1-1 Chūō, Kasaoka-shi, Okayama-ken

Kasaoka (笠岡市, Kasaoka-shi) is a city located in Okayama Prefecture, Japan. The city was founded on April 1, 1952. The municipal district also includes 31 outlying islands including seven inhabited islands in the Kasaoka Islands group.

As of February 28, 2017, the city has an estimated population of 50,160, with 22,446 households and a population density of 370 persons per km².[1] The total area is 136.03 km².

Landmarks and local cultural facilities[edit]

  • Kasaoka is the location of a protected horseshoe crab breeding habitat and the city features a Horseshoe Crab Museum.[2]
  • Chikkyo Art Museum
  • In culinary terms, Kasaoka city is known for its abundance of sea food and a local specialty of chicken based ramen.

Crime and safety[edit]

The Asano-gumi yakuza syndicate is based in Kasaoka. The Asano-gumi is the only designated yakuza group based in Okayama Prefecture.[3]

Sister cities[edit]

Kasaoka is twinned with:[4]


  1. ^ "Official website of Kasaoka city" (in Japanese). Japan: Kasaoka City. Retrieved 12 April 2017.
  2. ^ "Kasaoka Municipal Horseshoe Crab Museum". Kasaoka Tourism Foundation. Retrieved 23 June 2016.
  3. ^ "2010 Police White Paper Chapter 2 : Furtherance of Organized Crime Countermeasures", 2010, National Police Agency (in Japanese)
  4. ^ "友好握手都市<コタバル市(マレーシア)/モービィロンガコミューン(スウェーデン)>". Kasaoka City Official Website. Archived from the original on 21 December 2015. Retrieved 7 October 2011.

External links[edit]