2009
- December 22. 2009
- Osaka Gas in agreement to purchase LNG from Papua New Guinea
- November 30. 2009
- Acquisition of exploration interest in a coal bed methane (CBM) block in Indonesia
- November 13. 2009
- Capital increase in Senboku Natural Gas Power Generation Co., Ltd. and equity participation by Qalhat LNG
- October 01. 2009
- Osaka Gas, Marubeni and APA to participate in AGL development of Hallett 4 wind farm project, South Australia
- September 10. 2009
- Osaka Gas signs agreements for LNG purchase and equity acquisition for Gorgon Project in Australia
- April 28. 2009
- Osaka Gas to implement organizational restructuring of its energy businesses
- March 04. 2009
- Signing of SPA for Purchase of LNG from Sakhalin II Project