Travel Dudes Ishigaki: The Southernmost Island of Okinawa Discover Ishigaki: Okinawa’s paradise! Snorkel vibrant reefs, hike stunning mountains, and relax on beautiful beaches. The post Ishigaki: The Southernmost Island of Okinawa first appeared on Travel Dudes and is written by Maja Sommer. Travel Dudes – For Travelers, By Travelers!