Fizz is a shore-entry reef site located on the Izu Peninsula, Japan. This site features shallow, calm water, making it a practical location for newer divers to gain experience. Access is available year-round without the need for a boat. Water temperatures fluctuate significantly throughout the year, ranging from 11 degrees Celsius in winter to 27 degrees Celsius in August. Due to these variations, a thick wetsuit or drysuit is essential during cooler months. Visibility at the site is variable, and divers should check local conditions and facility availability before planning a dive.

Izu Peninsula and Hachijojima offer a diverse underwater environment featuring reefs, walls, wrecks, kelp forests, and artificial reefs. This site is suited for intermediate divers due to moderate currents and significant depth changes. Visibility typically ranges from 10 to 30 metres. Water temperatures fluctuate between 11C and 27C, requiring careful selection of thermal protection. Shore entries require caution due to potential surf and surge. The area supports a variety of temperate marine life and invertebrates within its diverse habitats. Guided tours and dive shops are available to assist with navigation and site access.

OK Marine Pro is a shore-entry artificial reef located on the Izu Peninsula. The site is shallow, with depths ranging from the surface to 5 metres. Visibility is consistent at 20 metres, allowing for clear views of the structure throughout the dive. Conditions are characterised by mild currents, making this a suitable location for beginner divers to build confidence. The site is supported by a dive shop offering air fills, equipment rental, and guided tours, which are available year-round. Divers can explore the artificial reef structure at a relaxed pace in water temperatures that fluctuate between 11C and 27C depending on the month.