Oct. 31, 2008

IR

Consolidated Financial Results for the half-year ended September 30, 2008

Oct. 31, 2008

Sustainability

The Government of Japan Approved Two CDM Projects for BioCF

Sep. 30, 2008

IR

Sumitomo Chemical Announces Revisions to its Financial Forecast for Fiscal 2008

Sep. 26, 2008

Business & Products

Sumitomo Chemical Announces New Device Development Center

Sep. 8, 2008

IR

Announcement made by Petro Rabigh

Jul. 31, 2008

IR

Sumitomo Chemical Reports Consolidated Financial Results For the Three Months Ended June 30, 2008

Jul. 4, 2008

Business & Products

Sumitomo Chemical to Increase Price of Resorcinol

May. 23, 2008

Business & Products

Sumitomo Chemical Expands Production Capacity for Resorcinol

May. 9, 2008

IR

Sumitomo Chemical Company, Limited Announces Consolidated Financial Results

Apr. 3, 2008

Business & Products

Sumitomo Chemical to Expand Global Polypropylene Compound Supply Capabilities

Mar. 31, 2008

IR

Sumitomo Chemical Announces Revisions to its Financial Estimates For Full Fiscal Year ending March 31, 2008

Feb. 12, 2008

Business & Products

Opening Ceremony Held for New Olyset^® Net Factory in Tanzania

Feb. 4, 2008

IR

Sumitomo Chemical Reports Consolidated Financial Results For The Nine Months Ended December 31, 2007