Strong business franchise in domestic corporate and retail banking markets Above-average profitability compared to other Japanese major banks High probability of receiving support from the Japanese government, if necessary, given the bank's important role in the domestic financial system Weak capitalization in terms of quality Sumitomo Mitsui Financial Group Inc. (SMFG; A/Stable/A-1) is one of three mega-bank groups in Japan, with consolidated total assets of ¥123 trillion as of March 31, 2010. SMFG has a broad customer base, including companies in the Mitsui and Sumitomo corporate groups, which are two of Japan's largest corporate groups. While banking operations account for the majority of SMFG's revenue, the group's revenue streams are diversified. SMFG offers a wide range of financial services including