- May 14, 2013Organization Restructuring
- May 14, 2013Announcement of executive appointment and personnel transfer
- May 14, 2013Overview of Business Results of FY2012 (PDF/593K) Presentation Material (PDF/549KB)
- May 10, 2013Update on Chiba Refinery Operation
- May 9, 2013Reciprocal backup supply system in the case of an emergency with Hyundai Oilbank
- April 28, 2012Start-Up of Crude Distillation Unit (CDU) at Chiba Refinery
- April 28, 2011Notice Concerning the Amendment to the Business Outlook
- March 23, 2011Cosmo Oil Products Supply
- March 21, 2011LPG Tanks Fire Extinguished at Chiba Refinery (5th Update)
- December 27, 2010Completion of Restoration Works at Chiba Refinery
- May 14, 2013
Overview of Business Results of FY2012Presentation Material (PDF/549K)Archived Net ConferenceData Book FY2012Cosmo oil Glossary(PDF/298K) - May 14, 2013Information about Differences between the Forecast and Actual Results for the Fiscal Year Ending March 31, 2013 & Occurrence of Extraordinary loss
- May 14, 2013The Reduction of Legal Capital Surplus and Legal Retained Earnings and the Appropriation of Surplus
- March 7, 2013The 5th Consolidated Medium-Term Management Plan(PDF/355K)Archived Net Conference
- February 4, 2013Overview of Business Results for 3rd Quarter of FY2012Presentation Material (PDF/327K)Archived Net Conference
