Blue Cave, Cape Maeda (青の洞窟 / 真栄田岬) 青の洞窟
The light turns blue because of its wavelength: jumping into the sea from the rocks is forbidden here.
A sea cave on the west side of the Maeda headland, in the municipality of Onna, on the central coast of Okinawa. The site is run as a facility with an office, a car park and paid services; entry into the water is regulated according to sea conditions, which are checked by the management office.
Okinawa
Yamada