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Ashizuri Underwater Observation Tower

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足摺海底館

Japan's fourth underwater observation tower, it offers unique views of marine life.

Ashizuri Underwater Observation Tower
r18 INO (PACHIMO) CC BY 3.0 resized via Wikimedia Commons

What it is

  • An underwater observation tower, opened in 1972.
  • Japan's fourth, and only one in Chugoku and Shikoku.
  • Designated a Registered Tangible Cultural Property in 2022.

What to see

  • White cylindrical tower with a red cross-shaped deck.
  • A 54-meter connecting bridge to the shore.
  • 64-step double helix staircase inside.
  • Underwater observation room 7 meters below surface.
  • 16 circular windows, 60 cm in diameter.
  • Windows made of two layers of 45mm thick tempered glass.

Notes written by Japan Gems from facts in Japanese Wikipedia.

Where it is

Ashizuri Underwater Observation Tower Open in Google Maps

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