This is a historic dive site that represents Higashi-Izu. It can be accessed from the Tokyo area in about 2 hours, and it is also possible to take a day trip, making it a popular spot, especially among Kanto divers.

The Asahi 16, a gravel transport ship, rests split in half underwater, a notable shipwreck in Japan. Its large hull emerges unexpectedly in sandy surroundings, becoming a thriving fish habitat. Near the bow, a winch attracts colorful fish, while descent ropes at both ends offer unique wreck diving experiences.

Located near Atami’s wreck, this dive site has fixed buoys with depths from 18-20m below the buoy. West side (No.1 root) stays ~20m deep; east side (No.2 root) deepens to 30m. Strong currents, rich fish schools, and varied terrain make it popular.

Kosoga Cave in Atami, Shizuoka, is open Nov–Apr and features a 40m semi-enclosed cave at 6–12m depth, ideal for beginners. Its wide space and open ceiling let sunlight create a stunning blue gradation. Just 10 minutes by boat from Atami Port, it’s both scenic and accessible.

Izuyama in Atami, Shizuoka, is a boat-entry site with clear water, rich marine life, and good tidal flow. Suitable for intermediate to advanced divers, it offers diverse styles from wide-angle to macro. Stable year-round, it delivers varied and vibrant underwater scenery.

Reopened in 2024, Yugawara Aqua Park in Kanagawa features a 25m pool (6 lanes, 1.1m deep) and a 4.75m diving pool for scuba and freediving. With a gym, studio, and multipurpose space, it’s a hub for locals and divers to train, stay healthy, and build skills.

Mambo Point (Mambo Ne) in Usami, is a boat dive site just 5 minutes offshore. With a max depth of 25m, it features a rocky reef rich in purple spiny dogtooth sharks and vibrant soft corals.

Kagone in Usami, Shizuoka, is a beginner-friendly boat dive site where white sand contrasts beautifully with the blue sea. At 18m, the sandy bottom teems with macro life, including Datura goby symbiosis, nudibranchs, and crustaceans. Green turtles and sharks like catsharks and cirripedes can be seen year-round.

Located on the Usami Coast of Ito City, it is a good dive site for beginners and training due to its stable sea conditions and easy beach entry. The maximum depth is about 14 meters. The diving site has a variety of environments, including sand, and artificial reefs such as clay pipes and railroad tracks.

It is the only inhabited remote island in Shizuoka Prefecture, about 10 km off the coast of Atami, which can be reached in 30 minutes by ferry. After crossing the island, you can go beach diving or boat diving.