Top picks for Japan Water activities

Discover 42 Water activities in Japan on Trip.com, updated April 7, 2026, with experiences lasting from 1 to 6 hours. Find the perfect adventure for your day!

From AZN 34.70 per person, with an average total of AZN 97.78. Choose the option that suits your plan.

With 332 verified reviews, Water activities Japan boast an average rating of 4.8.

This week's most popular Water activities: "2-hour diving and snorkeling experience at the blue cave in Okinawa city, Japan [blue cave snorkeling/diving/English and Japanese instructors/shore entry to avoid seasickness]", with 269 reviews and a 4.8 rating.

Now on Trip.com: "2-hour diving and snorkeling experience at the blue cave in Okinawa city, Japan [blue cave snorkeling/diving/English and Japanese instructors/shore entry to avoid seasickness]", a 2-hour adventure in Japan!

The next available day tour departs on April 8, 2026. Book now to secure your spot!

Japan Water activities usually take about 2 hours — perfect for a relaxed, immersive experience!

85% of Japan Water activities now offer English-speaking guides

April is the perfect time to visit Japan! Choose from Water activities available day tours, including seasonal favorites like 2-hour diving and snorkeling experience at the blue cave in Okinawa city, Japan [blue cave snorkeling/diving/English and Japanese instructors/shore entry to avoid seasickness].

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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42 results for Japan Water activities

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Reviews/Trip Moments

Reviews: 2-hour diving and snorkeling experience at the blue cave in Okinawa city, Japan [blue cave snorkeling/diving/English and Japanese instructors/shore entry to avoid seasickness]
Guest User2026-03-15
I used snorkeling during a trip with friends. After the guide gave us a lesson on how to snorkel, we actually went underwater and were surprised to see so many fish even in the shallows.
Reviews: 1-hour certified scuba diving in Okinawa, Japan [Swim with giant whale sharks, Chinese-speaking instructor, underwater photos included, Naha city to Chatan hotel transfers]
Guest User2025-04-21
A truly unforgettable experience! The whale sharks were enormous and awe-inspiring. Swimming up close with them is a completely different experience from seeing them in an aquarium. The underwater safety netting made it very safe, even for non-swimmers. Our instructor, Chobi, was incredibly enthusiastic and humorous. I'm quite satisfied with the photos he took. Two suggestions: first, when taking photos, try to maintain a slightly larger distance to capture the difference in size between the whale shark and a human; second, the itinerary was a bit rushed, and I hope there will be some time to swim after seeing the whale sharks.
Reviews: 2-Hour Okinawa City Underwater Photo Snorkeling [Boat Snorkeling (Free Photos/Videos/Feeding Experience)]
Guest User2026-03-20
Even though I participated alone, it didn't feel awkward at all, and it was a truly enjoyable time. All the staff were kind, and thanks to Instructor Daichi in particular, I was able to enjoy it even more comfortably. It was the best experience of my Okinawa trip, and I definitely want to do it again when I come back!