Japan consists of over 3,000 islands with the largest being Hokkaido, Shikoku, Kyushu, and Honshu. Japan is very diverse ethnically with large populations of Ryukyuans, Koreans, Chinese, Taiwanese, Filipino, and Brazilians. Despite the many ethnic groups Japanese is spoken by 99% of the population. The purchasing power in Japan is estimated to be $31,400 per person.

There are approximatly 795, 000 Japanese living in the United States.