Spanning warm subtropical seas to cool northern waters, diving in Japan offers remarkable diversity and unique marine encounters. Coral reefs in Okinawa contrast with volcanic coastlines, kelp forests, and underwater ruins elsewhere in the country. Divers may encounter manta rays, reef sharks, sea turtles, giant cuttlefish, and an impressive range of macro species including nudibranchs and pygmy seahorses. Seasonal currents create dynamic conditions, making Japan scuba diving rewarding for beginners, photographers, and advanced divers.
Regional climate differences influence the best time to dive in Japan. May to October is ideal for Okinawa, with warm water, calm seas, and peak visibility. Central and southern Honshu offer good diving from June to September, while northern areas such as Hokkaido are best in summer for cold-water specialties. Seasonal migrations bring whale sharks and mantas to southern Japan, ensuring diving in Japan delivers year-round highlights.
International travelers reach Japan dive destinations via major airports such as Tokyo (Narita and Haneda), Osaka (Kansai), and Naha in Okinawa. Domestic flights, trains, and ferries connect divers to coastal regions and remote islands. Okinawa serves as the main scuba hub, with easy access to reefs and offshore sites by boat. Japan’s efficient transport system makes planning a Japan scuba diving holiday smooth and convenient.
This page wouldn't be possible without contributions from the following PADI members: Trident Diving Company. Disclaimer
Technical Diving
Freediving
Emergency First Response
FREE – Introduction to Scuba Diving Online
Marine Debris
Shark & Ray Protection
Adopt a Dive Site
