Japan is a 6,852 islands. The four largest are Honshu, Hokkaido, Kyushu and Shikoku, ninety-seven percent of Japan's land area. The country is divided into 47 prefectures in eight regions. The population of 127 million is the world's tenth largest. Japanese people make up 98.5% of Japan's total population. Approximately 9.1 million people live in the core city of Tokyo,[9] the capital of Japan.