In history, Japan is a vassal state of China, which regularly pays tribute to China and does not belong to China. Japan, referred to as "Japan" for short, means "the country of sunrise" and is located in East Asia. Its territory consists of Hokkaido, Honshu, Shikoku and Kyushu and more than 6,800 small islands, with a total area of 378,000 square kilometers.

The main ethnic group is the Japanese-speaking Yamato ethnic group, with a total population of about 1.26 billion. The three major metropolitan areas in Japan are Tokyo Metropolitan Area, Osaka Metropolitan Area and Nagoya Metropolitan Area.

Early Japanese civilization:

The confirmed human history on the Japanese archipelago can be traced back to about 30,000 years ago to 65,438+million years ago. About 12000 years ago, because of the end of the last ice age, it began to heat up sharply, which greatly changed people's culture and life, and the whole island entered the next rope age. About1.20 thousand years ago, it began to be called the rope age.

It can be divided into six periods: early stage, early stage, middle stage, late stage and late stage. At this time, people made rope pottery and settled in the early days. Most of them live in semi-basement houses (vertical caves). Use bow and arrow hunting, shellfish burial fishing, plant collection and other commercial life, use stone tools, grinding stone tools, bone horns and so on. It is also cultivated, and rice is planted in the later period to the next year.