135 wall dive sites in East Asia.
By country: Japan (110), Taiwan (17), China (4) and South Korea (4).
Recorded maximum depths range from 6 m to 70 m (111 of 135 sites have a depth).
By level: 4 beginner, 1 intermediate, 2 advanced and 3 technical.
Species confirmed at these sites by diver sightings (three or more independent divers) or by two or more independent sources, with the number of sites each is confirmed at.