The purpose of this paper is to explain the entry rate of the importance for economic development, and entry rate has an influenced by a macroeconomic environment. For the start-ups, it may be a threat or an opportunity by external environmental changes. The entrepreneur must give the strategy that can support environment. Using data on Japanese firms founded during 1971-2006. The results of this paper, the entry rate with GDP growth rate, and land rise rate is significantly positive, but with unemployment rate and real interest rates is significantly negative.