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Archipelago

    Japan

    34°11′N 133°01′E

    Ochi Islands

    Part of Geiyo Islands

    Omishima Bridge in Ehime prefecture, Japan
    Omishima Bridge in Ehime prefecture, Japan

    mukarin from Tokyo, Japan / CC BY-SA 2.0

    Chart

    60 landforms

    Major islands

    3
    • Ōmishima Island

      Ōmishima Island

      Area
      64.5 km²
      High point
      436 m

      Ōmishima Island (大三島, Ōmishima) is the largest island in the Geiyo Islands chain, and the westernmost island on which Japan's Nishiseto Expressway, which links Honshu and Shikoku via a number of islands, runs. It is located in the Seto Inland Sea.

    • Ōshima

      Ōshima

      Area
      41.9 km²
      High point
      307 m

      Ōshima (大島) is an inhabited island in the Geiyo Islands in the Seto Inland Sea of Japan, lying between the larger islands of Honshū and Shikoku.

    • Hakatajima

      Hakatajima

      Area
      20.4 km²
      High point
      301 m

      Hakata Island (伯方島, Hakatajima) is an island in the Inland Sea of Japan. Administratively, it is part of the city of Imabari, Ehime Prefecture. Originally, there was a town of the same name on this island, but it was merged into Imabari in 2005.

    Minor islands

    6

    Islets

    19

    Rocks & skerries

    32
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • Najima<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • 小丸子島<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha
    • 黒磯<0.1 ha
    • Mitsuko Jima<0.1 ha
    • Unnamed island<0.1 ha
    • Unnamed island<0.1 ha

    Figures

    Comparative heights

    Sea level200 m400 m600 m436 mŌmishima307 mŌshima301 mHakatajima176 mTsushima89 mUshima81 mŌyoko Shima76 mKashiwa61 mHi Shima61 mNakatoshi60 mMusji46 mKoyoko43 mMichikajima40 mTsukumo Jima39 mFuku Shima
    High points by island, metres above sea level.

    Islands by area

    0.000010.00010.0010.010.1110100Ōmishima: 64.5 km²ŌmishimaŌshima: 41.9 km²ŌshimaHakatajima: 20.4 km²HakatajimaTsushima: 1.5 km²TsushimaUshima: 0.82 km²UshimaŌyoko Shima: 0.49 km²Ōyoko ShimaKashiwa: 0.25 km²KashiwaHi Shima: 0.15 km²Hi ShimaŌzukuma Shima: 0.09 km²Ōzukuma ShimaMichikajima: 0.08 km²MichikajimaMusji: 0.07 km²MusjiKoyoko: 0.05 km²KoyokoNakatoshi: 0.05 km²NakatoshiYoko Shima: 0.02 km²Yoko ShimaTsukumo Jima: 0.02 km²Tsukumo JimaFuku Shima: 0.02 km²Fuku ShimaNoshima: 0.02 km²NoshimaKomushi: 0.01 km²Komushi棚橋島: 0.5 ha棚橋島三ツ子島: 0.4 ha三ツ子島Kenashi: 0.4 haKenashiUnnamed island: 0.4 haUnnamed island鯛崎島: 0.3 ha鯛崎島Unnamed island: 0.1 haUnnamed island鶏小島: 0.1 ha鶏小島Unnamed island: 0.1 haUnnamed islandUnnamed island: 0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandNajima: <0.1 haNajimaUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed island小丸子島: <0.1 ha小丸子島Unnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed island黒磯: <0.1 ha黒磯Mitsuko Jima: <0.1 haMitsuko JimaUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed islandUnnamed island: <0.1 haUnnamed island
    km², log scale. 1 without a known area.
    Ōmishima Island64.5 km²
    Ōshima41.9 km²
    Hakatajima20.4 km²
    Tsushima Island1.5 km²
    Ushima island0.82 km²
    Ōyoko Shima0.49 km²
    Kashiwa Island0.25 km²
    Hi Shima0.15 km²
    Ōzukuma Shima0.09 km²
    Michikajima Island0.08 km²
    Musji Island0.07 km²
    Koyoko Island0.05 km²
    Nakatoshi Island0.05 km²
    Yoko Shima0.02 km²
    Tsukumo Jima0.02 km²
    Fuku Shima0.02 km²
    Noshima0.02 km²
    Komushi Island0.01 km²
    棚橋島0.5 ha
    三ツ子島0.4 ha
    Kenashi Island0.4 ha
    Unnamed island0.4 ha
    鯛崎島0.3 ha
    Unnamed island0.1 ha
    鶏小島0.1 ha
    Unnamed island0.1 ha
    Unnamed island0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    Najima<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    小丸子島<0.1 ha
    Unnamed island<0.1 ha
    Unnamed island<0.1 ha
    黒磯<0.1 ha
    Mitsuko Jima<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
    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

    Photographs