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Archipelago

    Mizushima SeaJapan

    34°26′N 133°24′E

    Kasaoka Islands

    The Kasaoka Islands (笠岡諸島, Kasaoka Shotō) are a group of 31 islands in the Seto Inland Sea of Okayama Prefecture. They are part of the city of Kasaoka.

    A view from a hill of Shiraishi Island, Japan.
    A view from a hill of Shiraishi Island, Japan.

    Prue Simmons / CC BY 2.0

    Chart

    32 landforms

    Overview

    The Kasaoka Islands (笠岡諸島, Kasaoka Shotō) are a group of 31 islands in the Seto Inland Sea of Okayama Prefecture. They are part of the city of Kasaoka. The seven inhabited islands in the group are:

    Takashima Island 高島 (岡山県笠岡市) Shiraishi Island, 白石島 Kitagi Island, 北木島 Ōbi Island, 大飛島 Kobi Island, 小飛島 Manabeshima, 真鍋島 Mushima Island, 六島

    From Wikipedia, CC BY-SA 4.0

    Census, cataloged

    • Major islands4
    • Minor islands4
    • Islets12
    • Rocks & skerries12

    Major islands

    4
    • Kitagi Island

      Kitagi Island

      Area
      7.5 km²
      High point
      225 m
    • Manabeshima

      Manabeshima

      Area
      1.5 km²
      High point
      127 m

      Manabeshima (真鍋島, Manabe-shima) is an island in the Seto Inland Sea, part of the municipality of Kasaoka, Okayama Prefecture, Japan. 57 square miles) and is one of the seven inhabited islands of the Kasaoka Islands group. The island's main commercial activity is fishing.

    • Takashima

      Takashima

      Area
      1.1 km²
      High point
      77 m

    Minor islands

    4

    Islets

    12

    Rocks & skerries

    12
    • Tori Yama<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha

    Figures

    Comparative heights

    Sea level100 m200 m300 m225 mKitagi185 mMushima169 mShiraishijima152 mŌbishima127 mManabeshima79 mKobishima77 mTakashima51 m明地島42 m梶子島37 m小高島18 mコゴチ島7 mToi Shima1 mYokobe Jima
    High points by island, metres above sea level.

    Islands by area

    0.000010.00010.0010.010.1110Kitagi: 7.5 km²KitagiShiraishijima: 3 km²ShiraishijimaManabeshima: 1.5 km²ManabeshimaTakashima: 1.1 km²TakashimaŌbishima: 0.98 km²ŌbishimaMushima: 0.91 km²MushimaKobishima: 0.34 km²Kobishima明地島: 0.15 km²明地島梶子島: 0.08 km²梶子島小高島: 0.07 km²小高島Toi Shima: 0.01 km²Toi Shimaコゴチ島: 0.9 haコゴチ島弁天島: 0.4 ha弁天島Kanari To: 0.3 haKanari To沖ノ白石: 0.3 ha沖ノ白石Hyakkenzowai: 0.2 haHyakkenzowaiHoya Jima: 0.2 haHoya JimaUnnamed island: 0.2 haUnnamed islandYokobe Jima: 0.1 haYokobe Jima縦島: 0.1 ha縦島Tori Yama: <0.1 haTori YamaUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed island
    km², log scale
    Kitagi Island7.5 km²
    Shiraishijima3 km²
    Manabeshima1.5 km²
    Takashima1.1 km²
    Ōbishima0.98 km²
    Mushima0.91 km²
    Kobishima0.34 km²
    明地島0.15 km²
    梶子島0.08 km²
    小高島0.07 km²
    Toi Shima0.01 km²
    コゴチ島0.9 ha
    弁天島0.4 ha
    Kanari To0.3 ha
    沖ノ白石0.3 ha
    Hyakkenzowai0.2 ha
    Hoya Jima0.2 ha
    Unnamed island0.2 ha
    Yokobe Jima0.1 ha
    縦島0.1 ha
    Tori Yama<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha

    Groups within

    1

    Sources

    Facts

    • Geometry, areas and high points: OpenStreetMap contributors (ODbL), Copernicus GLO-30, via Talus.
    • Wikidata
    • Wikipedia

    Photographs