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July	1876	Mitsui Bank is established as a private bank.(Capital stock: ¥ 2 million)
June	1893	Mitsui Bank reorganizes itself as an unlimited partnership.
November	1895	Sumitomo Bank is established as a private enterprise.
November	1909	Mitsui Bank reorganizes into a limited company.(Capital stock: ¥ 20 million)
March	1912	Sumitomo Bank reorganizes into a limited company.(Capital stock: ¥ 15 million)
December	1936	The seven major banks of Hyogo Prefecture are merged into Kobe Bank.
December	1940	Dai Nihon Mujin is established.
April	1943	Mitsui Bank merges with Dai-Ichi Bank to form Teikoku Bank.
August	1944	Teikoku Bank merges with Jugo Bank.
July	1945	Sumitomo Bank merges with Hannan and Ikeda Jitsugyo Banks. Kobe Bank begins trust business.
April	1948	Dai Nihon Mujin is renamed Nihon Mujin.
October	1948	Teikoku Bank is re-established by Dai-Ichi Bank's separation. Sumitomo Bank is renamed Osaka Bank.
May	1949	Teikoku Bank's shares become listed on the Tokyo and Osaka stock exchanges. Osaka Bank's shares become listed on the Tokyo and Osaka stock exchanges. (Listed on Sapporo Securities Exchange in April 1950 and Nagoya Stock Exchange in March 1989 thereafter)
October	1951	Nihon Mujin is renamed Nihon Sogo Bank.
December	1952	Osaka Bank's name is restored to Sumitomo Bank.
January	1954	Teikoku Bank's name is restored to Mitsui Bank.
April	1960	Kobe Bank's trust division is transferred to Toyo Trust and Banking.
April	1965	Sumitomo Bank merges with Kawachi Bank.
April	1968	Mitsui Bank merges with Toto Bank.
December	1968	Nihon Sogo Bank converts to an ordinary bank and is renamed Taiyo Bank.
October	1973	Kobe Bank and Taiyo Bank merge to form Taiyo Kobe Bank.
October	1986	Sumitomo Bank merges with Heiwa Sogo Bank.
January	1989	Sumitomo Bank's shares become listed on London Stock Exchange.
April	1990	Mitsui Bank and Taiyo Kobe Bank merge to form Mitsui Taiyo Kobe Bank.
April	1992	Mitsui Taiyo Kobe Bank is renamed Sakura Bank.
June	1996	THE WAKASHIO BANK ,LTD.("Wakashio Bank") is established, and starts operation in September.
April	2001	Sakura Bank and Sumitomo Bank merge to form Sumitomo Mitsui Banking Corporation.(Capital stock: ¥ 1,276,7 billion)
December	2002	Sumitomo Mitsui Banking Corporation (SMBC) establishes a holding company named Sumitomo Mitsui Financial Group, Inc.(SMFG) through a share transfer, and SMBC then becomes a wholly-owned subsidiary of SMFG.
March	2003	SMBC merges with Wakashio Bank(merged bank's name: Sumitomo Mitsui Banking Corporation)

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