IGAX
regular member
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Observer Member (Organization: Global Member)
| MIT Energy Initiative
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German Aerospace Center
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Observer Member (Organization)
Ministry of Economy, Trade and Industry |
Cabinet Office, Government of Japan |
Ministry of the Environment |
(Public Interest Incorporated Foundation) Energy Comprehensive Engineering Research |
Japan Carbon Frontier Organization |
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| Central Research Institute of Electric Power Industry
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Kitakyushu Foundation for Industry and Academic Advancement (FAIS)
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Observer Member (Municipality)
Hachimantai City |
Bungo Ono |
Tsuyama City |
Kumejima Town |
Kawasaki City |
Iruma City |
Shizuoka prefecture (Chuubu area) |
Hamamatsu City |
Fuji City |
Kashiwa City |
Ota Ward |
Chofu City |
Meguro Ward |
Nagasaki prefecture (Kyushu) |
Tsushima City |
Ikoma City |
Kitakyushu City
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Iwaki City
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Koriyama City |
Ishikari City |
Muroran City |
Ise Minami-Ise Town |
Yamanashi prefecture (Chuubu area) |
| regular member |
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| Asahi Kasei Corporation |
| Idemitsu Kosan Co., Ltd. |
| EPRI International |
| Osaka Gas Co., Ltd. |
| Obayashi Corporation |
| KAJIMA CORPORATION |
| Kanadevia Corporation |
| Kanken Techno Co.,Ltd. |
| Kobe Steel, Ltd. |
| Komatsu Ltd. |
| SALA ENERGY CO.,LTD. |
| JFE Engineering Corporation |
| JERA Corporation |
| SHIZUOKA GAS CO., LTD. |
| SHIMIZU CORPORATION |
| Steel Plantech Co. |
| Sumitomo Metal Mining Co. |
| SUMITOMO CORPORATION |
| SEKISUI CHEMICAL CO., LTD. |
| Sojitz Institute of Innovative Technologies, Ltd. |
| Daikin Industries, Ltd. |
| TAISEI CORPORATION |
| Dai Nippon Printing Co.Ltd. |
| TMEIC Corporation |
| Tess Holdings, Inc. |
| Tokyu Corporation |
| Toshiba Corporation |
| Tosoh Corporation |
| NIPPON STEEL CORPORATION |
| Nippon Yusen Kabushiki Kaisha |
| BASF Japan Ltd. |
| Fujita Works Company Limited |
| BRASKEM S.A. |
| MAEDA CORPORATION |
| Mitsui Fudosan Co., Ltd. |
| Mitsubishi Electric Corporation |
| Mitsubishi Materials Corporation |
| METAWATER. CO., LTD. |
| Yanmar Energy Systems Co. |
| Observer Member (Organization: Global Member) |
| MIT Energy Initiative (MITEI) |
| German Aerospace Center (DLR) |
| Observer Member (Organization) |
| Ministry of Economy, Trade and Industry |
| Cabinet Office, Government of Japan |
| Ministry of the Environment |
| The Institute of Applied Energy |
| Carbon Frontier Organization |
| Central Research Institute of Electric Power Industry |
| Public Interest Incorporated Foundation Kitakyushu Foundation for Industry and Academic Advancement (FAIS) |
| Observer Member (Municipality) |
| Hachimantai City, Iwate Prefecture |
| Bungo-Oono City, Oita Prefecture |
| Tsuyama City, Okayama Prefecture |
| Kumejima Town, Okinawa Prefecture |
| Kawasaki City, Kanagawa Prefecture |
| Iruma City, Saitama Prefecture |
| Shizuoka prefecture (Chuubu area) |
| Hamamatsu City, Shizuoka Prefecture |
| Fuji City, Shizuoka Prefecture |
| Kashiwa City, Chiba Prefecture |
| Ota Ward, Tokyo Metropolitan Government |
| Chofu City, Tokyo Metropolitan Government |
| Meguro-ku, Tokyo |
| Nagasaki prefecture (Kyushu) |
| Tsushima City, Nagasaki Prefecture |
| Ikoma City, Nara Prefecture |
| Kitakyushu City, Fukuoka Prefecture |
| Iwaki City, Fukushima Prefecture |
| Koriyama City, Fukushima Prefecture |
| Ishikari City, Hokkaido Government |
| Muroran City, Hokkaido Government |
| Minamiise Town, Mie Prefecture |
| Yamanashi prefecture (Chuubu area) |
As of February 2026
We look forward to your participation.