- ・Osaka Gas Co., Ltd. founded with a capital of JPY 350,000
1897
1905
- ・Head office building completed on Nakanoshima
- ・Iwasaki Plant completed
- ・Osaka Gas begins to provide gas supply
- ・Osaka Gas begins to offer regular cooking classes in the head office showroom
1924
1933
- ・Osaka Gas Building (present-day South Building) completed
- ・Torishima Plant put into operation
1940
1945
- ・First amalgamation measure implemented
- ・Second amalgamation measure implemented
- ・Kinki Coke Sales Co., Ltd.
(present-day Osaka Gas Chemicals Co., Ltd.) founded
1949
1955
- ・Osaka Gas holds its first Gas Exhibition
・Osaka Gas's logo comes into use
1958
1964
- ・Osaka Gas increases the calories of the gas it provides in the Kyoto, Osaka, and Kobe areas
(from 3,600 kcal/m3 to 4,500 kcal/m3)
- ・Osaka Gas Real Estate Co., Ltd.
(present-day Osaka Gas Urban Development Co., Ltd.) founded
1965
1966
- ・Osaka Gas Building North Annex completed
- ・Osaka Gas launches Japan's first district air conditioning project in the Senri-Chuo area
- ・The Japan Gas Association sets up its own pavilion for Expo '70
- ・A gas explosion accident occurs at the Tenjimbashisuji 6-chome Subway Station construction site
1970
1971
- ・Senboku Plant put into operation
- ・Osaka Gas participates in the TARGET (Team to Advance Research for Gas Energy Transformation) program, aimed at developing fuel cells
- ・Osaka Gas begins to import LNG from Brunei
1972
1975
- ・Osaka Gas begins to shift to natural gas
(resulting in a calorie increase from 4,500 kcal/m3 to 11,000 kcal/m3)
- ・Osaka Gas begins to import LNG from Indonesia
- ・Senboku Terminal 2 put into operation
1977
1979
- ・Osaka Gas puts the world's first cryogenic power plant into operation
- ・Emergency response command system installed in the command centers at the Kyoto, Osaka, and Kobe branches
1980
1982
- ・Osaka Gas Science Museum opens at the Senboku Terminal
- ・Osaka Gas Information System Co., Ltd.
(present-day OGIS-RI Co., Ltd.) founded
1983
1984
- ・Himeji Terminal put into operation
- ・Osaka Gas Group Welfare Foundation established
1985
1987
- ・Small-size gas-heat-pump (GHP) air conditioners launched for sale
- ・Microcomputer meters come into use
- ・Shift to natural gas completed
1990
1992
- ・Osaka Gas Foundation of International Cultural Exchange established
- ・Osaka Gas Environmental Action Guidelines released
- ・NEXT21, futuristic experimental multi-unit housing, completed
1993
1995
- ・Hanshin-Awaji Great Earthquake occurs
(Gas supply for about 860,000 households suspended)
- ・Fuel-cost-based sliding-scale gas charge system introduced
1996
1997
- ・Residential microcomputer meter installation completed
- ・Osaka Gas Group Code of Business Conduct formulated
2000
2003
- ・Osaka Gas changes the calories of the gas it provides
(from 11,000 kcal/m3 to 10,750 kcal/m3) - ・EcoWill, a residential cogeneration system, launched for sale
- ・Power generation equipment at the Himeji Terminal put into commercial operation
2004
2006
- ・Osaka Gas enters the wind power generation business
- ・Osaka Gas Group CSR Charter formulated
- ・Senboku Natural Gas Power Plant put into commercial operation
- ・Ene-Farm, a residential fuel cell system, launched for sale
2009
2012
- ・Residential fuel cell system Ene-Farm with a stand-alone operation function launched for sale
- ・A large-scale solar power plant put into operation
- ・Gas sales business launched in Singapore
2013
2014
- ・Energy service business launched in Thailand
- ・Mie-Shiga and Himeji-Okayama gas pipelines come into use
- ・hu+g MUSEUM opens
2015
2016
- ・Osaka Gas enters the residential and small-scale industrial electricity supply business
- ・Gas retail market fully liberalized
2017
2018
- ・New group brand "Daigas Group" launched
- ・CD Energy Direct Co., Ltd. founded
- ・PT Osaka Gas Indonesia founded
- ・A natural gas supply company founded in Vietnam
- ・Core energy business companies* founded
- ・Osaka Gas acquires Sabine Oil & Gas Corporation
- ・Freeport LNG project in the U.S. put into operation
* Osaka Gas Marketing Co., Ltd.,
Daigas Energy Co., Ltd., and Daigas Gas and Power Solution Co., Ltd.
2019
2020
- ・Core energy business companies start operations
- ・Ohgishima Gas Supply, Ltd. begins commercial operation of gas production and supply facility
- ・Osaka Gas starts commercial operation of Unit1 of Fukushima Natural Gas Power Plant
- ・Osaka Gas acquires shares of Global Base
- ・Nagaoka Carbonic Co., Ltd. starts commercial operation of liquefied carbon dioxide production plant
- ・Ichihara Biomass Power Co., Ltd. starts commercial operation of power plant
- ・Daigas Group Carbon Neutral Vision announced
- ・Osaka Gas Network Co. , Ltd. , established as split preparation company
- ・Senboku LNG Terminal I marks 50th anniversary of operation
- ・Osaka Gas enters gas distribution business in India
2021
2022
- ・Osaka Gas Network Co., Ltd. starts operations
- ・“Sasuga NET” Internet services launched
- ・“Sumai LINK” digital platform launched
- ・Daigas Group Energy Transition 2030 announced
- ・Osaka Gas certified as the first Eco-First Company in the energy industry
- ・FitDish, a regular delivery service for refrigerated pouch foods, launched
- ・2.5 GW renewable energy development contribution target achieved
2023