Japan has more than 377930 square kilometers. The 61 counts of the world. Japan Islands consists of over 3,000 islands, the largest island, is a island of Honshu and Hokkaido, Shu chikoku, respectively. Most of Japan's Islands are a group of Islands, mountain. It is the number one is a volcano like Mt. Fuji. The highest mountain in the country, etc. The population of Japan is ranked 10 in the world is approximately 128 million people. The capital city of Japan is Tokyo metropolitan area, which includes access to, and become the largest urban areas in the world with a population of more than 30 million people are living.