The big earthquake in northeast of Japan and the resulting tsunami and nuclear leak, have brought the fragile Japanese economy a fatal blow. Internal and external problems have troubled Japanese economy, although Japanese economy has begun to recover from the impacts of the strong earthquake, the momentum is so weak that Japanese economy has an annual negative growth in 2011.Looking ahead to 2012, Japanese economy's recovery mainly depends on the effects post-disaster reconstruction, and other important factors, which should be paid close attention to, are the development of European Sovereign Debt Crisis and Japan's financial tax reform. <<