(English translation) November 9, 2004 Issue of Straight Bonds Mitsui Sumitomo Insurance Company, Limited (the "Company") hereby announces that the conditions of issue of the 1st Series Unsecured Bonds (ranking pari passu among themselves) and the 2nd Series of Unsecured Bonds (ranking pari passu among themselves) of the Company were determined today as per the attachment. The Company established the registration limit of the issue of bonds (¥ 200 billion) on October 15, 2004 and determined to issue straight bonds in order to improve capital efficiency by using the diversified methods of fund procurement. The net proceeds will be used to fund long-term capital expenditures including investments in subsidiaries and general corporate purposes.