The government intends to promote "cashless" with "promotion of FinTech" as a new growth strategy field. It has been found that the promotion of cashless from the analysis targeting a part of Europe has a positive contribution to economic growth rate over the long term (Tee and Ong [2016]).The purpose of this research is to analyze by using the method of time series analysis how the promotion of cashless conversion affects economic activity. In the existing research, it is analyzed using only countries where cashless is not advanced sufficiently. In this research, we analyze whether there is a stable causal relationship between cashless and economic activities by including countries where cashless progress has been made in the analysis country.