Registration is now open. Please use the form below to register. You will receive an automated confirmation email upon completion. Please contact us if you have any issues or questions concerning changes to your registration or the payment system. The early registration discount ends June 30.

Please note: Speakers must register prior to submitting an abstract and make payment by July 31, 2018 or your speaking slot may be reassigned.

Participation Fees

  Early Discount (until 6/30)

Standard Fee

From 7/1

Full (Two days and Reception) ¥40,000 ¥50,000
Two Days (9/26-27) ¥30,000 ¥40,000
One Day Only (9/26 or 9/27) ¥20,000 ¥25,000
Reception Only (9/26)   ¥15,000
Optional Tour (9/28)   Free*1

Please note: the prices above do not include hotel. We have a list of nearby hotels on our logistics page.

*1 We have arranged a flight and hotel package to Kumejima as one option for access to Kumejima. Separate flight and hotel fees apply.

The participation fee payment will be operated by the Global Ocean reSource and Energy Association (GOSEA) Institute via Paypal. Once registrations are confirmed, an electronic invoice (from Paypal Store GOSEA) will be sent requesting payment based on your registration starting in mid-June. Cancellations or changes may incur a processing charge. If you are unable to utilize Paypal, we may be able to accept direct bank transfer. Please contact us for more details.


Hotel information and transportation

Event Location

The 6th International OTEC Symposium will take place at the Okinawa Institute of Science and Technology’s (OIST) Conference Center. For more information on reaching OIST, please visit their website at:

OIST’s Conference Center

OIST’s address

  • 1919-1 Tancha, Onna-son, Kunigami-gun
  • Okinawa, Japan 904-0495

Onna Area Map

Click the map below for a link providing information on the Onna Village area in which OIST and many hotels are located, including access maps.


Details on transportation between Naha and the Event Location will be updated here when available. The executive committee is working to have bus pickup in Naha to the Venue area hotels on 9/25, as well as morning and evening pickups from hotels to the venue itself. There are also public transportation (bus/taxi) and rental cars available in Okinawa.

Shuttle Service

The link below includes information on a 6x per day shuttle service between Naha Airport and hotels in the Onna Village Area. Cost is ¥1500-1700 depending on final stop.


Due to the peak tourist season in Okinawa, we suggest booking through an online site such as or to get the lowest price available.

The reception on 9/26 will take place at Moon Beach Hotel.

Nearby Hotels

Below are a few of the nearby hotels. In addition, there are many alternative and smaller hotels in the area. Of the hotels below, Rizzan will likely have the lowest fee. If you need assistance, please contact us.

  • Rizzan Sea Park Hotel Tancha Bay
  • Sheraton Okinawa Sunmarina Resort
  • Kafuu Resort Fuchaku
  • Hotel Monterey Okinawa Spa and Resort
  • Hotel Moon Beach (Reception Venue)

Okinawa Access

Okinawa Prefecture’s main airport is in Naha City on the Okinawa Mainland. There are numerous flights between Okinawa and Tokyo (Haneda and Narita), and other nearby international locations as well. Domestic carriers include JAL, ANA, JetStar, and others.


Okinawa is prone to Hurricanes in this season. We will keep a careful eye on the weather and make any announcements as needed as soon as possible. If the symposium is cancelled due to weather, act of god, etc. we will do our best to refund any fees collected.

Okinawa as with Japan is also subject to occasional earthquakes. More information on things to consider when traveling in Okinawa is available at:

Other Information

Japan has high-quality medical care and a national insurance system. We do, however suggest you get traveler’s insurance valid in Japan.

Most business is still done with cash in Japan. While many businesses such as hotels and convenience stores now accept major credit cards, some restaurants, smaller stores, taxis, and busses may not. We suggest purchasing and keeping some yen on hand while in Japan. Travelers Checks are generally not accepted. While crime is less prevalent than in many other countries, we suggest caution as well.

While uncommon, police may request your ID at any time. Non-residents are required to keep their passport on hand.



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