As the associated object of clanship,totem is a product when history develops to a certain stage and its origin has the historical inevitability;however,affected by natural geographical environment and human beings\' emotional factors,totem individual choices have objective and subjective probability.

Its main characteristics were that people implemented Freemen System in economic life and Surname System in politics,and Community belief on the basis of those,Three of them mutually influenced,which constituted together the nation of clan system at that time of Japan.

A kind of clan democracy and two kinds of human civilizations——Comment on Lewis Henry Morgan's the Ancient Society