Okinawa belongs to subtropical climate and many people visit from inside and outside Japan in every summer. What Okinawa is most proud of is the pure-white sand and clear sea. Since there are not many waves, it is good for swimming. Along the coastline, there exist many resort hotels with people enjoying not only sea bathing but sucuba diving or marine sports. With these people visiting Okinawa. Oinawa is considered the ideal place for the resort destination.