1986-
| 1986 | Apr. | Cosmo Oil Co., Ltd. was established through tripartite merger of Daikyo Oil Co., Ltd., Maruzen Petrochemical Co, Ltd.. and former Cosmo Oil Co., Ltd(Cosmo Refining) |
|---|---|---|
| Apr. | Published the first in-house journal, “Cosmo” | |
| Sep. | Opened the Abu Dhabi office | |
| 1987 | Jul. | Launched a high-octane gasoline, Cosmo “Magnum 100” |
| 1988 | Jan. | Established Cosmo Research Institute (CRI) |
| Jun. | Launched the Cosmo original credit card, “Cosmo the Card” | |
| Oct. | Established Cosmo Trade & Service Co., Ltd. | |
| 1989 | Oct. | Cosmo Oil Co., Ltd. merged with Asian Oil Co., Ltd. |
1990-
| 1990 | May. | CRI received the Japan Petroleum Institute (JPI) Award for its “commercialization of high-performance alkaline detergent for lubricating oil" |
|---|---|---|
| Jun. | Established Cosmo Lubricants (Thailand) Co., Ltd. and Cosmic Oil Co., Ltd. | |
| Sep. | Completed co-generation facilities at Yokkaichi Refinery | |
| 1991 | Jul. | Established Cosmo Oil International Pte., Ltd. Established Cosmo Oil (U.K.) PLC. |
| 1992 | Mar. | Cosmo Oil, CRI and Cosmo Petrotech Co., Ltd. jointly won the Okochi Memorial Production Prize for the “development of a new high-performance detergent for lubricating oil" |
| May. | Launched a high-octane gasoline, The Cosmo “Super Magnum” | |
| 1993 | Mar. | Completed MTBE, Alkylation unit and recycle unit for used sulfuric acid facilities, and started commercial operations from March 28. |
| 1994 | Jan. | Launched the first IR magazine, “C's MAIL" for Cosmo Oil shareholders |
| Feb. | Cosmo Oil, CRI, the Research Association for Residual Oil Processing jointly won the Japan Institute of Energy Award for the “development and industrial application of a new residual oil hydrogenated cracking catalyst, and process development and practical application | |
| Apr. | Cosmo Honorary Chairman, Yoshiro Nakayama received the Independent Medal from the United Arab Emirates | |
| Oct. | Completed deep desulfurization unit for diesel fuel at Chiba Refinery. | |
| Oct. | Opened the China office | |
| Dec. | Introduced the industry's first 24-kl tank truck fleet | |
| 1995 | Feb. | Sakai Refinery received the Director-General of the Agency of Natural Resources and Energy Award |
| Apr. | Cosmo Oil, CRI, and Heavy Oil Management Technical Research Association jointly won the Japan Industrial Technics Grand Prix and the Prime Minister Award for their joint development of the “new technology for residual oil cracking process" | |
| Apr. | Launched the new membership card, “SEE-YA CARD” for cash-paying customers | |
| May. | Cosmo Oil, CRI, Cosmo Petrotech and other partners jointly won the JPI Advanced for the development of the “viscous coupling oil" | |
| Oct. | Established Cosmo Lubricants (Taiwan) Co., Ltd. | |
| Oct. | Established the Shonan Seminar House employee training center in Shonan Kokusai-mura in Yokosuka city, Kanagawa pref. | |
| 1996 | May. | Sakaide Refinery gained the ISO-9002 international quality management certificate |
| May. | Acquired a crude oil development block in the Timor Sea, northwest of Australia | |
| May. | Cosmo Oil, CRI, and the Petroleum Energy Center (PEC) jointly won the JPI Award for their joint “development and industrial application of a new catalyst for residual fluid catalytic cracking unit" | |
| Nov. | Completed a distillate hydrodesulfurization unit in Sakai Refinery | |
| Nov. | Opened a new “White Station” drive-through dry-cleaning store in the suburbs of Motomachi, Yokohama city | |
| 1998 | Feb. | Launched the Orion Trader double-hulled tanker vessel |
| Mar. | Chiba, Yokkaichi and Sakaide Refineries gained the ISO-14001 international environmental management certificates, respectively | |
| Apr. | Opened the first staffed self-service service station (SS) combined with the B-cle car care convenience store in Funabashi city, Chiba pref. | |
| Jul. | Established Cosmo Oil Lubricants Co., Ltd. | |
| Oct. | Started crude oil test-production in the offshore block in Qatar | |
| 1999 | Jan. | Cosmo Oil becomed the first in the Japanese oil industry to introduce debit card payment systems at its 2,000 SS's |
| May. | Cosmo Oil and CRI jointly won the JPI Award for their joint development and industrial application of an innovative catalyst for the isomerization of light naphtha" | |
| Jun. | Completed eight order processing centers nationwide were consolidated into two - one for fuel products and the other for lubricant products | |
| Aug. | Developed the new “SS Order Card” for hearing impaired customers and distributed to organizations for the hearing impaired nationwide |
2000-
| 2000 | Apr. | Started seriously working on developing oil-based fuel cells, a highly prominent next-generation highly efficient energy |
|---|---|---|
| Apr. | Established Internet Business Department to grow Internet businesses at Cosmo Oil | |
| Sep. | Established Customer Center to provide an integrated contact for customer enquiries | |
| Oct. | Cosmo Oil Co., Ltd. and Nippon Mitsubishi Oil Corp. (currently Nippon Oil Corp.) jointly established Nippon Global Tanker Co., Ltd. to integrate ocean transport services | |
| Nov. | Cosmo Oil Co., Ltd., Kansai Electric Power Co., Inc., Iwatani International Corporation and Ube Industries, Ltd. jointly established Sakai LNG K.K., a company specialized in constructing and operating LNG terminals | |
| Dec. | Made a capital participation in LNG Chubu Corp. to start LNG marketing business | |
| 2001 | Feb. | Sakaide Refinery received the Director-General's National Resources and Energy Award in the Successful Cases of Energy Conservation 2000 |
| Mar. | Started the ETC service for “Cosmo The Card House” | |
| Apr. | Developed a new stationary butane gas-fired fuel cell package for the home market for power generation testing | |
| Apr. | Started demonstration tests for a new micro gas turbine system firing petrochemical fuel | |
| May. | Abu Dhabi Oil Co., Ltd. implemented the Zero Flare Project at its oil production facility for the first time in the Middle East region | |
| Jun. | Signed a CO_ emission option agreement with an Australian forestation company | |
| Sep. | Published its first “Environmental Report" in 2001 | |
| Dec. | Launched the “Tropical Rain Forest Project” as part of its environmental contribution efforts | |
| 2002 | Jan. | Launched new “Cosmo The Card Eco” card to provide an opportunity for cardholders to participate in environmental protection |
| Feb. | Established Cosmo Sea Farming Inc. | |
| Mar. | Introduced solar power generation systems into its affiliated service stations | |
| Apr. | Developed the Cosmo Quick Box, a new automated “Cosmo The Card” card issuance machine | |
| May. | Cosmo Oil received an excellent award in the 5th Green Reporting Award with its corporate “Environmental Report 2001” as the first to be awarded such in the oil industry | |
| Jul. | Leased a site for constructing a new “hydrogen supply station” for the Fuel Cell-Powered Vehicle Demonstration Research | |
| Aug. | Successfully developed a catalyst applicable to the GTL (Gas to Liquid) technology that could be used to manufacture liquid fuel from natural gas | |
| 2003 | Apr. | Singhed a memorandum Of Understanding (MOU) with Papua New Guinean government |
| Apr. | Succeeded by reduction of excess sludge occurring in oil refinery | |
| Jun. | Decided diction of direction of environmental response and refining capacity optimization | |
| Jun. | Established Cosmo energy exploration & development Co., Ltd. | |
| Sep. | Shifted Qatar petroleum development project to development to commercial production | |
| Oct. | Started selling off-gas cleanup unit of diesel car | |
| Nov. | Succeeded in production of hydrogen for fuel cell vehicle from GTL oil | |
| all year round | Carried out "Cosmo Earth Conscious Act Clean Campaign" through the year | |
| 2004 | Mar. | Leased the first unit of Nissan's X-TRAIL FCV. |
| Apr. | Opened the first pilot shop, Lub. Oil Exchange Plaza "Mr.Lio" | |
| Jun. | Recognised Tokyo Cosmo logistics Co., Ltd. to Cosmo delivery service Co., Ltd. and subsidized 100% and reinforced delivery service business basement | |
| Sep. | Nippon Oil Co., Ltd. (currently JX Nippon Oil & Energy Corporation) and Cosmo Oil Co., Ltd. signed a cross-license agreement regarding fuel quality-related patents to strengthen their business alliance. | |
| Oct. | Established a company to produce and distribute products containing 5-Aminolevulinic Acid (ALA), expanded the product to overseas markets followed by domestic introduction. | |
| Nov. | Commenced commercial operation of Sakata Wind Power Plant | |
| 2006 | Nov. | Invested in Sophisticated Oil Refineries and Entry into the Wholesale Business of CARB-diesel on the West Coast Area of the US |
| Nov. | Participated in Laffan Refinery Co., Ltd. | |
| Dec. | Mutual Utilization of New Facilities | |
| 2007 | Apr. | Made disaster-relief donations for victims of earthquake/tsunami in the solomon islands |
| Sep. | Announced adjustment of conversion price | |
| Sep. | Announced change of major shareholders and "Other Related Companies" | |
| Sep. | Announced "Offer of Shares" to be issued by third-party allotment | |
| Sep. | Announced a strategic partnership between Cosmo Oil Co., Ltd., International Petroleum Investment Company and the Allotment of New Shares | |
| Sep. | Announced a strategic partnership between Cosmo Oil Co., Ltd., International Petroleum Investment Company | |
| Oct. | Noticed "Concerning the Amendment" to the forecast for interim business performance | |
| Dec. | Announced new executive appointments | |
| 2008 | Jan. | Started a new E&P project in Australia |
| Apr. | Announced MOU in relation to the Strategic Cooperation of Oil Business between Cosmo Oil Co., Ltd. and Hyundai Oilbank Co., Ltd. | |
| Apr. | Cosmo Oil Eco Card Fund supported "Living with Our Planet" Projects | |
| Apr. | Cosmo Oil Eco Card Fund - "Living with Our Planet" Projects The Fund Invites Global Warming Prevention Projects | |
| Oct. | Participated in the Block 11 EPSA in the State of Qatar | |
| 2009 | Jun. | Signed a memorandum of agreement between Cosmo Oil Co., Ltd. and Hyundai Oilbank Co., Ltd. in relation to the establishment of a joint venture company and announcement of new entry into the Paraxylene Business |
| Sep. | Commenced Laffan Refinery Production in Qatar | |
| Oct. | Signed Paraxylene joint venture agreement between Cosmo Oil Co., Ltd. and Hyundai Oilbank Co., Ltd. |
2010-
| 2010 | Feb. | Reduced CDU Nameplate Capacity |
|---|---|---|
| Feb. | Acquired "Eco Power Co., Ltd. (Current: Cosmo Eco Power Co., Ltd)" Shares | |
| Feb. | Compled the ceremony for Coker Unit | |
| Mar. | Donated to Chile Earthquake Relief | |
| Mar. | Refinery Throughput for April - June 2010 | |
| May. | Announced a basic policy for the fourth consolidated medium-term management plan (for Fiscal Years 2010-2012) | |
| May. | Agreed main terms and conditions for concession renewal and new concession aream | |
| 2011 | Feb. | Abu Dhabi Oil Co., Ltd. (Japan) and United Arab Emirates signed a new concession agreement |
| Mar. | Donated to the victims of the earthquake in the Tohoku area | |
| May. | Qatar Petroleum Development Co., Ltd.(Japan) commenced oil production from A-Structure South Field in offshore Qatar, Middle East | |
| May. | Abu Dhabi Oil Co., Ltd. sent Japanese Language Teachers to the High School in Abu Dhabi, U.A.E. | |
| Jun. | The Nuclear and Industrial Safety Agency revoked self-certification of Chiba Refinery | |
| Aug. | Announced the overview of the Fire and Explosion at Chiba Refinery including the cause of the accident and the Action Plan for prevent recurrence | |
| Oct. | Announced MOU with Hyundai Oilbank Co., Ltd. in relation to strategic cooperation in technical and R&D areas | |
| Dec. | Lifted on Suspension of Use of LPG Tanks & LPG Related Loading Facilities at Chiba Refinery and received safety inspection certificate for several units at Chiba Refinery | |
| 2012 | Jan. | Resumed partial operations at Chiba Refinery |
| Mar. | Start-Up of Crude Distillation Unit (CDU) at Chiba Refinery | |
| Aug. | Restructuring of Refinery Supply | |
| Nov. | Acquisition of Sojitz Energy Corporation | |
| Nov. | Hyundai Cosmo Petrochemical Co., Ltd. Completion of New Para-Xylene Production Unit | |
| Dec. | ADOC Commencement of New Concession Agreement | |
| 2013 | Jan. | Establishment of Joint Venture Company for Mega-Solar Business |
| Jan. | Hyundai Cosmo Petrochemical Co., Ltd. (HCP) Production and Shipping from the New Para-Xylene Production Unit | |
| Jan. | Start-up of Partial Operations at Chiba Refinery | |
| Apr. | Investment in Laffan Refinery Company Limited 2 | |
| May. | Signing MOU about the expansion of Japanese Language Teaching Program in Abu Dhabi, U.A.E. | |
| May. | Reciprocal backup supply system in the case of an emergency with Hyundai Oilbank | |
| Jul. | Implementation of Restructuring of Refinery Supply | |
| Sep. | Conclusion of Memorandum to Discuss Collaboration Opportunities at Cosmo Oil Chiba Refinery and Kyokuto Petroleum Industries Chiba Refinery | |
| Dec. | Commencement of Discussions Concerning Integration of LPG Retail Operations | |
| Dec. | Commencement of Discussions Concerning Integration of LPG Import and Wholesale Operations | |
| Dec. | Notice on Corporate Divestiture (Simple Incorporation-Type Separation) | |
| 2014 | Jan. | Announcement of Reserves in Exploration and Production Business |
| Jan. | Strategic Comprehensive Cooperation with CEPSA in Oil Related Business | |
| Jun. | Renewal of Memorandum of Understanding for Sending Japanese Language Teachers To a High School in Abu Dhabi, U.A.E. | |
| Jun. | Conclusion of Memorandum on Examination of Joint Business in Chiba Refineries | |
| Aug. | Conclusion of Contract for Consignment of Lubricant Product Manufacture | |
| Aug. | Agreement Concluded on Integration of LP Gas Import and Wholesale Operations | |
| Aug. | Agreement Concluded on Integration of LP Gas Retail Operations | |
| Nov. | Corporate Split by Cosmo Energy Exploration & Production Co., Ltd. and Transfer of 20% Shares in Subsidiary to CEPSA | |
| Dec. | Conclusion of Joint Venture Agreement in Relation to Collaboration in Chiba | |
| 2015 | Feb. | Announcement on Initiating Preparation for Transformation to a Holding Company |
| Mar. | Notice of Financing by means of Subordinated Loan | |
| May. | Announcement on Incorporation of Holding Company through Sole Share Transfer and Group Reorganization | |
| May. | Introduction of Executives Stock Remuneration System in Cosmo Energy Holdings | |
| May. | Management Members after Transforming to Holding Company System | |
| May. | Organizational Restructuring and Restructuring of Affiliate Companies for smooth transforming to Holding Company | |
| May. | Business Partnership Between Cosmo Oil Co. LTD and Showa Shell Sekiyu K.K. in Yokkaichi Region | |
| Aug. | Announcement on Making Sogo Energy a Wholly-Owned Subsidiary of Cosmo Oil via a Simplified Share Exchange | |
| Oct. | Cosmo Energy Holdings established. | |
| Oct. | Notification of Incorporation of "Cosmo Energy Holdings Co., Ltd." and Management Entity after Holdings Structure |
|
| Nov. | Cosmo Energy to Pursue Absorption-type Company Split as it Transitions to a Business Structure Comprising a Holding Company and Three Core Operating Companies |
|
| 2016 | Mar. | Announcement on Share Acquisition of Maruzen Petrochemical Co., Ltd. |
| Jul. | Medal Conferment by the Solomon Islands |
|
| Nov. | Announcement on equity participation to Cosmo ALA by neopharma LLC |
|
| Dec. | Commencement of Laffan Refinery 2 Production in Qatar |
|
| 2017 | Feb. | Announcement on Capital and Business Alliance |
| Mar. | Refining Optimization |
