Japan is an island country in the Pacific Ocean. As the Japanese students already know, four main islands and more than 3,000 small ones stretch from north to south for about 1,300 miles. As for the climate of the country, well, it's hot and humid  in summer, but it is quite cold and wet in Japan during winter. Typhoons, which are violent tropical storms, often threaten Japan during the fall. That's, of course, during the harvest season. The population of Japan is about 110,5 million. It may seem hard to believe, but the average population density  of the country is about 678 persons per square mile. About two thirds of the entire population lives in Japan's cities. The other one third lives in the suburbs or in the countryside. No other country in southern or eastern Asia has such a large urban, or city population. Tokyo, the capital city of Japan, is the most density-populated city in the world. At last count there were more than 11.5 million people living in Tokyo. The most densely-populated city in the world is  _  .
New York Shanghai London the capital of Japan