Underground Japan

A walkway over water and under stalagmites at Gyokusendo Cave in Okinawa

Spectacular Gyokusendo Cave on Okinawa Island. The cave is five kilometres long, and visitors can walk the first 850 metres on a well-maintained promenade.

Even if you’ve already travelled all over Japan, under Japan there’s plenty more to see. Whether it’s a claustrophobic holy cave or a mega man-made hole, there are lots of surprises lurking below the ground. The subterranean activities on offer include exploring the world’s biggest drain, taking a bath, and gaining enlightenment on a Buddhist pilgrimage. Keep on reading to discover the highlights of nether-Japan.

  1. Tamagawa Daishi: Adventures in the Buddha’s Stomach
  2. G-Cans: A colossal concrete temple
  3. Gyokusendo Cave: An exotic world of water and stone
  4. Iwaya Caves: An ancient shrine
  5. Seikan Tunnel: A Concrete Leviathan
  6. Journeys Below Ground: The Tokyo Subway System
A Buddha in Iwaya Cave, Enoshima, Fujisawa, Japan

This Buddha can be found in the Iwaya Cave on Enoshima Island.

Tamagawa Daishi


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