Tokashiki IslandTokashiki Island is the largest of the Kerama Islands, a group of Japanese islands southwest of Okinawa in the Pacific Ocean. The island is administered from the village of Tokashiki in Shimajiri District, Okinawa Prefecture, Japan.GeographyTokashiki is a hilly island of about 15.29 square kilometers with sheer cliffs which descend down to the seas.ClimateThe climate is warm year-round with a daily mean of 21 Celsius. It has 1,938 hours of sunshine per year, but it can get cloudy in December through February.TransportationTokashiki port is connected to Naha by ferry. But the small Mitshushima ferry also connect the Aharen port to Zamami and Aka.