Dec. 16, 2005

Other

Dainippon Sumitomo Pharma and Sumitomo Chemical File Countersuit Against Pfizer

Nov. 10, 2005

IR

Sumitomo Chemical Reports Interim Consolidated Financial Results

Nov. 1, 2005

Other

Dainippon Sumitomo Pharma and Sumitomo Chemical Company file lawsuit against Pfizer

Oct. 21, 2005

Other

A Petition for a Preliminary Injunction filed by Pfizer about Amlodin

Oct. 17, 2005

Other

A Petition for a Preliminary Injunction filed by Pfizer about Amlodin

Sep. 27, 2005

IR

Revised Non-Consolidated Financial Estimates for First Half of Fiscal Year ending March 31, 2006

Aug. 4, 2005

IR

Sumitomo Chemical Reports Consolidated Financial Results For the Three Months Ended June 30, 2005

May. 13, 2005

IR

Sumitomo Chemical Company, Limited Consolidated Financial Results

Feb. 9, 2005

IR

Sumitomo Chemical Reports Consolidated Financial Results For the Nine Months Ended December 31, 2004