Sumitomo Mitsui Banking Corporation is a Japanese multinational banking financial services institution owned by Sumitomo Mitsui Financial Group, Inc. It is headquartered in Yurakucho, Chiyoda, Tokyo, Japan. The group operates in retail, corporate, and investment banking segment worldwide. It provides financial products and services to a wide range of clients, including individuals, small and medium-sized enterprises, large corporations, financial institutions and public sector entities. Since 2011, it has been included into the Financial Stability Board’s list of global systemically important banks.

SMBC was established in 2001 through the merger of The Sakura Bank, which originated from the Mitsui zaibatsu and was founded as Mitsui Bank in 1876, and The Sumitomo Bank, which originated from the Sumitomo zaibatsu and was founded in 1895. It is the second-largest bank in Japan in terms of total assets and market capitalization. Along with Mitsubishi UFJ Financial Group and Mizuho Financial Group, SMFG is referred to as one of Japan’s three major megabanks.