Researches On Copper Cash Trade Between China And Japan In Song Dynasty

At the eleventh to thirteenth Century,because of the rapid development of social economy of the Song Dynasty,monetary system has become more and more perfect,the frequently communication between Song Dynasty and Japan,Japanese cast coins of low quality,the development of the commodity economy demand for high-quality copper,those reasons led directly to the Song Dynasty coins to Japan,once aggravated the shortage of money "in Song dynasty".Since the Qin and Han Dynasties,as a close neighbor of Song Dynasty,Japan has been influenced by China.Because of a large number of Song Dynasty coins carried to Japan,the social and economic development has undergone tremendous changes,but also the basic end of the use of real money,ushered in the development of Japan's monetary economy.But since the song did not formally establish diplomatic relations,and copper coins trade is special,the day song copper coins trade is not recorded in official history.This paper will focus "on the Song Dynasty coins trade",through the grasp of Song Dynasty trade relations with Japan,and based on the relevant historical materials in Japan,according to archaeological data,through the analysis of the song on the copper coins trade background,routes,etc.And try to establish the basic process of copper coins trade.