BEST CHOICE for OCEAN SPORTS in HAWAII Waikiki Ocean Sports is located in Kewalo Basin, Right Next Waikiki Beach on the Island of O'ahu. We offer the safest and most modern ocean activities experience available today. Our goal is to create the ultimate personal experience in service for each customer, while keeping safety and enjoyment in the forefront. Our boat is custom built for ocean activities and was designed to provide the safest and most comfortable ride.