Osaki Minocasago Palace in western Ishigaki features roots rising from sand at 5–30m, home to schools of scorpionfish and leaf scorpionfish. Shallows host snapper schools, while garden eels and gobies inhabit the sandy bottom, making it a rich and diverse dive site.

Osaki Hanagoi Reef in Ishigaki offers depths from 5–35m with diverse terrain. Shallows feature vibrant yellow corals and schools of red snappers, with spawning scenes in early spring. A signature Ishigaki site, it’s enjoyed by both beginners and advanced divers year-round.

Nagura Coral Garden in Nagura Bay, Ishigaki Island, boasts Japan’s richest coral diversity and density. With stunning coral and table coral scenery, calm currents, and clear water, it’s ideal for all levels. The best season is May to October for peak visibility and beauty.

Under the Gokamizaki Lighthouse on western Ishigaki features complex topography with large and small roots from 10m depth and maze-like channels. Migratory fish like rock cod are common, alongside sunlit arches and caves, making it a favorite spot for topography lovers.

Sakieda Maze in Kabira, Ishigaki, features complex reefs with arches and tunnels lit by sunlight, creating magical views. With depths of 3–15m and little current, it’s beginner-friendly. Shallow coral reefs teem with marine life, including clownfish and spiny dogfish.

Sakieda Big Arch in Kabira, western Ishigaki, features a massive 3-meter-high arch that can fit a boat. Sunlight beams through ceiling cracks, creating a magical “shower of light” effect. With gentle currents and depths of 12–20m, it’s perfect for both beginner and experienced divers.

Sukuji Gurukun Root is a popular dive site located offshore of Kabira area in Ishigaki Island, at depths from 10m to 35m. The topography of the drop-off and the currents make for dynamic diving, and the site is suitable for intermediate level divers and above.

Mitsuishi in Yaeyama, Okinawa, near Ishigaki Island, features three large rocks surrounded by vibrant corals, with Debasumeri and scorpionfish adding color. The reef and sandy bottom host rich macro life like nudibranchs and frogfish, while occasional manta rays make this a serene yet exciting dive site.

This spot is located on the north side of Taketomi Island, about 15 minutes by boat from Ishigaki Island. There are several holes where bubbles gush out of the mortar-shaped sand at a depth of 20 meters. This is a unique spot where hot springs spring water gushes.

Emperor’s Chair off Ishigaki Peninsula is a deep, advanced dive site (20–40m) with strong currents and striking terrain. Centered around a large, bill-shaped root, it hosts schools of butterflyfish, dogtooth tuna (isomaguro), Napoleon fish, manta rays, and pygmy seahorses—perfect for seasoned divers.