Naha is the capital city of Okinawa Prefecture, located on the southern part of the island of Okinawa in Japan. It is the largest city in Okinawa Prefecture and is the main port of entry for visitors to the prefecture. Naha is a major commercial center and is home to many businesses, restaurants, and tourist attractions. The port of Naha is the largest port in Okinawa and is a major hub for international trade.