Sumitomo Mitsui Banking Corporation is the core banking subsidiary of Sumitomo Mitsui Financial Group Inc.

Sumitomo Mitsui Banking Corporation (SMBC) is headquartered in Tokyo. Trademark Yurakucho, Chiyoda-ku, was established on April 1, 2001. It was formed by the merger of Sumitomo Bank, a subsidiary of the Sumitomo Group, and Sakura Bank, a subsidiary of the Mitsui Group. Sumitomo Mitsui Banking Corporation, with total assets of 100 trillion yen, is a subsidiary of Japan's Mitsui The core enterprise of the Consortium and the Sumitomo Consortium is the second largest commercial bank in Japan and one of the top ten commercial banks in the world.