Glass-Bottom Boat Ride and Coastal Discovery in Tatsukushi


Discover Tatsukushi, Japan’s first underwater park. See one of Japan’s largest and most beautiful coral reefs from a glass-bottom boat. Marvel at the strange naturally-formed rock formations on a guided tour of Tatsukushi’s coast


  • Enjoy a scenic glass-bottom boat ride above large coral reefs
  • Discover the mysteries behind strangely shaped rocks on a guided coastal walk
  • View unique rock formations made of 5,000-year-old sandstone
  • Enjoy the sights and the pristine waters of Japan’s National Parks, on a cruise tour you’ll never forget!

Key Information

Important Information

-An English-speaking guide will lead the tour - Discounts available for groups of seven or more - Children aged 0–6 can join free of charge - In case of bad weather or unsafe conditions, the tour will be canceled and guests will receive a full refund Please understand that in booking this activity, we may share your booking information (but without individually identifiable data) to the Ministry of the Environment, with which this activity is affiliated. By making a booking, you signify that you agree to these terms.


See spectacular and brilliant coral reefs from the comfort of a glass-bottom boat. During the 40-minute boat ride, you’ll be treated to gorgeous ocean views in a region of unmatched natural beauty. Learn how coral colonies join over hundreds and thousands of years to form the reefs we see today. Find out why one of Japan’s largest coral colonies is located in Tatsukushi on the edge of Shikoku. Following the boat ride, enjoy a tour of Tatsukushi, Japan’s first underwater park. Walk with a knowledgeable guide along its coast decorated with strangely shaped rocks. The word Tatsukushi translates to “dragon skewers,” referring to the bamboo skewer-like line of rocks. Discover these magnificent rock formations and learn more about the area’s unique geological history. Your guide will give you the answers to the mysterious formation of this wind- and wave-eroded coast. This geology lover’s paradise is sure to amaze you with its unique and awe-inspiring scenery. See coral reefs teeming with marine life in an area of exceptional beauty. View art-like rock formations created by the greatest artist of all — Mother Nature.

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