Okinawa

Written by DiveJourney. Built from public sources and local operator knowledge. Last updated Nov 21, 2025.

• Visit Okinawa Japan - Diving and Kerama Islands - Official tourism information on Kerama diving, coral diversity, turtles, and whales.
• Visit Okinawa Japan - Whale watching and climate - Seasonal overview of humpback whale watching and winter sea conditions.
• National Parks of Japan - Keramashoto National Park - Park rules, wildlife highlights, and notes on prohibited underwater whale watching.
• Okinawa Convention and Visitors Bureau - Typhoon Precautions - Official guidance on typhoon timing, safety, and transport impacts in Okinawa.
• MLIT Japan - Environment Levy for the Kerama Islands - Details of the JPY 100 environmental levies on Kerama visitors and their purpose.
• Japan Travel (JNTO) - Okinawa Diving Guide - National level overview of Okinawa's diving areas, seasons, and signature marine life.
• Okinawa Churaumi Aquarium - Information on the Kuroshio Sea tank, whale sharks, manta rays, and research activities.
• Enjoying Okinawa Safely - Official Safety Advice - Local safety guidance on jellyfish, venomous marine life, rip currents, and emergency contacts.
• DAN Emergency Assistance - 24 hour dive emergency hotline and recommendations for dealing with decompression illness.