56 At the end of March 2006. As estimated by the Kinzai Research Institute. The eight major banks are Mizuho Bank, Bank of Tokyo-Mitsubishi UFJ, Sumitomo Mitsui Banking Corp., Resona Bank, Mitsubishi UFJ Trust and Banking Corp., Chuo Mitsui Trust and Banking Corp., Sumitomo Trust and Banking Co. and Mizuho Trust and Banking Co.