November 2004   18 Mitsui Sumitomo Insurance strengthens capital base of reinsurance subsidiary units and further expands global reinsurance operations           9 Issue of Straight Bonds           4 NOTICE OF REVISION OF THE BUSINESS RESULTS FORECAST FOR THE SIX MONTHS ENDED SEPTEMBER 30, 2004 October 2004   29 Notice regarding Repurchase of the Company's Own Shares           26 Comprehensive Business Alliance with China Pacific Insurance           8 Notice Concerning the Arrest of the Former Employee for Embezzlement at the Subsidiary of Mitsui Sumitomo Insurance Co., Ltd. in U.S.A             7 MS Quarterly News(2nd Quarter, 2004)   September 2004   30 Shibui Won Berlin Marathon with National Record 4th best all-time record of 2:19:41 in sight of Beijin           27 MSI Launching Risk Management Operation in India           24 Notice regarding Repurchase of the Company's Own Shares           7 Purchase of Aviva plc's general insurance operations in Asia August 2004   27 Three MSI Women Athletes' Glorious Results in Athens           11 Financial Summaries - Earning Releases (Extraction) FY2004 - End of 1st Quarter         10 MSI signs the UN Global Compact first from Japan's financial community July 2004   29 NOTICE REGARDING REPURCHASE OF THE COMPANY'S OWN SHARES (Repurchase of company's own share pursuant to Article 211-3,paragraph 1,item 2 of the Commercial Code of Japan)         8 MS Quarterly News(1st Quarter, 2004) June 2004 10 Mr. Inokuchi will be honored into the "Insurance Hall of Fame" April 2004   30 Operation and Capital Alliance between Tokai Tokyo Securities and Mitsui Sumitomo Insurance           15 Notice of Increase in Net Unrealized Gains on Securities Available For Sale For the Fiscal Year ended March 31, 2004           8 MSI Quarterly News(4th Quarter, 2003)         2 Information Disclosure Policy Established March 2004   26 MSI Awarded "Excellent Insurance Company" in Thailand           15 Reiko Tosa Runs thru Nagoya to Athens         8 "Eco-Asset"; a brand-new consulting service to support the best-use of green space owned by a company. - To help enterprises to be more socially responsible through green space stewardship February 2004   26 MSI invests in a Cambodian general insurer Completing its facility network in ASEAN           9 Summary of Consolidated Results of Operations for the Third Quarter Ended December 31, 2003 in the Fiscal Year Ending March 31, 2004         6 Investment on The Ayudhya Insurance, Thailand January 2004   21 Both companies invest on Bangkok Life Assurance         8 MS Quarterly News(3rd Quarter, 2003)	November October September August July June April March February January