The port of Japan is made up of four major cities: Osaka (5 letters), Nagasaki (8 letters), Moji (4 letters) and Otaru (5 letters). Osaka is the largest city in Japan and is located on the main island of Honshu. Nagasaki is located on the island of Kyushu and is known for its history as a port of trade with the Dutch and Chinese. Moji is located on the northern tip of Kyushu and is a major port for international trade. Otaru is located on the northern island of Hokkaido and is a popular tourist destination.