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US$ 158 US$ 150

Blue Grotto Scuba & Snorkel

Dive Irabu Island's blue cavern with side-mounted gear

Okinawa 90 Booked

Explore the reefs of Bijyas and the Blue Grotto with sidemount diving at a morning diving class on Irabu Island

  • Discover the hundreds of fishes and corals at three locations; the inner and outer reefs of Bijyas and the Blue Grotto
  • Go into a world of blue, inhabited by numerous sea life at Okinawa's famed blue cave
  • Enjoy the flexibility of sidemount scuba diving taught by experienced professionals
  • Be guided in the water by experienced certified instructors who are passionate about eco underwater activities
What We Love:

Dive into the wondrous Blue Grotto in Okinawa – one of the few blue caves in the world. Home to numerous sea life and natural beauty, the three diving spots in this activity are perfect for snorkeling and diving. Special sidemount gear enhances the deep diving experience with increased balance and stability. Even experienced divers can pick up some new skills with a different diving style and enjoy an advanced deep cave dive at one of Okinawa's best diving locations.

Activity Details

5 Hours


Min 1 Traveler(s)

Hotel Pick Up

48 Hours

48 Hours Cancelation


  • You will receive confirmation of your booking's availability within 2 business days. Once confirmed, we will send you the voucher via email
  • In the event that you do not receive an email from us, please check your Spam folder or notify us via email

Inclusive Of:

  • Scuba diving equipment
  • Transporation to and from the diving locations
  • Guide fees
  • Free hot tea
  • Hotel pick up and drop off
  • Insurance provided by operator

Not Inclusive Of:

  • Shower or locker room facilities on site (please change into swimsuit prior to arrival at the beach)
  • Rash guard or wet suit rental (additional payment would be required)


  • 8:20am hotel pick up
  • 9:00am depart from Irabu port
  • 9:20am-12:30pm scuba diving at the inner and outer reefs of the Bijyas, and at the Blue Grotto
  • 12:30pm return to Irabu Port
  • 1:30pm hotel drop off

Additional Information:

  • Children 12 years old and above can participate in the activity
  • Divers are required to hold an Open Water Diver certification or higher for the advanced diving activity (divers with zero qualifications can join the beginner session)
  • Please bring your own bath towel, beach sandles or other no heel shoes, and sunscreen
  • Shower facilities are not available so please wear clothing that you don't mind getting wet
  • If you are on any medication, please obtain prior approval from a doctor before engaging in the activit

How To Use

  • You can present either a printed or a mobile voucher for this activity
  • The voucher is valid only on the tour date and time specified
  • Location: [Sun Marine Terminal] (http://ecodive.okinawa/wp/wp-content/uploads/2015/06/sun-marine-terminal-map.jpg)
  • Address: Japan,Okinawa Prefecture, Miyakojima, Irabu, Ikemazoe−248−1
  • If you have your own transportation, please drive to Hisamatsu Junior High School (use Tel: 0980723247 for GPS) first then continue to Irabu Ohashi bridge
  • Once you cross the bridge then you can use MAP CODE: 721 310 201 (サンマリンターミナル/お土産の田舎屋, TEL: 0980-78-6551) to get to the location
  • Pick up and drop off are also available, please provide your hotel information when booking the activity if this service is required


  • Full refunds will be issued for cancelations made at least 48 hours prior to the activity
  • No refunds will be issued for cancelations on the day of the activity or no show
US$ 150 158
Select Package (x 2)
  • For Beginners

    US$ 158 US$ 150

  • For Licensed Divers

    US$ 158 US$ 150

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