Osaka is a Japanese port city located in the Kansai region of Japan. It is the capital of Osaka Prefecture and has a population of over 2.7 million people. Kobe is a port city located in the Hyogo Prefecture of Japan. It is known for its vibrant culture and has a population of over 1.5 million people. Nagasaki is a port city located in the Kyushu region of Japan. It is known for its history as a trading port and has a population of over 440, 000 people. Otaru is a port city located in the Hokkaido region of Japan. It is known for its canals and has a population of over 130, 000 people. Yokohama is a port city located in the Kanagawa Prefecture of Japan. It is the second largest city in Japan and has a population of over 3.7 million people. Shimoda is a port city located in the Shizuoka Prefecture of Japan. It is known for its hot springs and has a population of over 30, 000 people.