Tetra Mae is a reef site located off Tokashiki Island, Japan, offering depths between 5 and 14 metres with an average of 10 metres. This site is suitable for beginners and snorkellers, featuring mild currents and visibility ranging from 10 to 30 metres. Access is exclusively by boat. Divers should exercise caution regarding sharp coral and rocks, and remain vigilant for boat traffic when at the surface. On-site facilities include parking, toilets, showers, changing rooms, and a rinse station. A typical dive lasts 45 minutes. Confirm mooring arrangements with your boat operator prior to arrival.

Yubanta is a boat-accessible dive site located off Tokashiki Island, featuring a diverse topography of wall, reef, and cave systems. Reaching depths of up to 16 metres, the site is suited for intermediate divers. Conditions are generally manageable with mild currents, though the cave section requires precise buoyancy control to navigate the overhead environment safely. Divers should monitor their depth gauge closely due to the varied terrain. Visibility can fluctuate, so carrying a torch is recommended to assist with assessing the cave interior and observing the reef structure. As there are no fixed facilities on site, confirm boat operator requirements prior to departure.

Toya 270 is a boat-access dive site located off Tokashiki Island, offering a diverse underwater landscape that includes a wall, a cave, and a wreck. Divers typically explore depths between 8 and 17 metres, with visibility ranging from 15 to 40 metres. The site is suitable for beginners, though the presence of overhead environments in the cave and wreck sections requires close supervision by a guide. Moderate currents are common, and divers should remain aware of their depth and surroundings. The site features sharp coral and rock formations, necessitating careful buoyancy control throughout the 50-minute average dive duration.

Toguchi Beach on Tokashiki Island is a shore-accessible reef site suitable for both diving and snorkelling. The site features a shallow average depth of 4 metres, with a maximum depth of 6 metres, making it well-suited for beginners. Divers and snorkellers can expect mild currents, though conditions vary with visibility ranging from 5 to 30 metres. The area is equipped with comprehensive facilities including parking, toilets, showers, and equipment rental. Hazards to be aware of include jellyfish, rip currents, sea urchins, sharp coral, stonefish, and strong currents. Typical dives last approximately 45 minutes.

Inan South is a shallow reef site located off Tokashiki Island, Japan. The reef topography extends from the surface to a maximum depth of 16 metres, providing a straightforward environment for beginner divers. Access is strictly by boat. The site experiences mild currents, though visibility can fluctuate significantly, so checking local conditions with your boat operator is recommended. Divers should maintain neutral buoyancy to avoid contact with the substrate, as the area contains dangerous marine life. Species recorded around this area include various wrasses, nudibranchs, moray eels, and lionfish. Facilities are not guaranteed at the site, so confirm gear rental availability at your departure point before arrival.

Mizugama on Tokashiki Island offers a diverse underwater environment featuring natural reef, artificial structures, and cave formations. Reaching depths of up to 18 metres, the site is suitable for beginners and provides visibility between 15 and 20 metres. Divers and snorkellers can access the site from both the shore and by boat. The area experiences mild currents, though visitors should remain cautious of surf and shore break during entry. On-site facilities include a dive shop, showers, and changing rooms. Due to the presence of sharp coral and rocks, protective footwear is recommended. Always check local conditions for potential rip currents and jellyfish before entering the water.

Kadena North Steps is a shore-entry reef site on Tokashiki Island, Japan, suitable for beginners and snorkellers. The site features hard coral formations at depths ranging from 3 to 15 metres, with an average depth of 10 metres. Divers experience mild currents, making this a manageable drift dive. Visibility typically ranges between 10 and 15 metres. Night diving is permitted at this location. Access is via the shore, though users should exercise caution due to potential surf and shore break. Be aware of boat traffic when surfacing and watch for stonefish on the substrate. Parking is available on site.

Kadena North Marker is a shallow marine dive site located off Tokashiki Island in the Kerama Islands. The site features a depth range of 4 to 7 metres, making it suitable for divers seeking shallow conditions. Access is available via both shore and boat entries. Divers can expect mild currents and visibility ranging from 5 to 10 metres. Water temperatures fluctuate throughout the year, reaching a low of 22C in February and March and peaking at 29C from July through September. The site is well-suited for those looking for accessible, shallow-water diving in the Okinawa Islands region.