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Kanmon Straits

Stretch of water separating Honshu and Kyushu in Japan

  • 2 min read
  • 6 chapters
The Kanmon straits from space, with Honshū ( the City of Shimonoseki ) on the top and Kyushū ( the City of Kita-Kyushū ) on the bottom.
Image Science and Analysis Laboratory, NASA-Johnson Space Center · Public domain

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Western maps from the 19th century also refer to this waterway as the Straits of Van der Capellen.

Geographic description

The Kanmon Straits are 2.2 km wide at the eastern entrance, and 3 km wide at their western entrance. They are 18 km long. For most of their length they are 1 km wide, widening out at each end.

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