Okinawa, Japan

august azure blue cape hedo cloud coast cobalt blue cool coral reef directly above east china sea emerald blue gradation grandeur high angle view horizon indigo japan kunigami landscape magnificent marine blue national park nature noon ocean okinawa okinawa main island orion blue outdoors outlook pacific ocean reef refreshing rock ryukyu sea sky south subtropics summer sunny tourism transparency travel ultramarine vivid water yanbaru national park no people