| As of July 15, 2021 | |||
| General Members | |||
| A | ADVANCE RIKO, Inc. | M | MAGNEX Co., LTD. |
| AGC Inc. | Mitsubishi Gas Chemical Company, Inc. | ||
| K.K. Air Liquide Laboratories | MITSUBISHI KAKOKI KAISHA, LTD. | ||
| AIR WATER INC. | MITSUBISHI POWER, LTD. | ||
| Asahi KASEI Corporation | MITSUI MINING & SMELTING CO., LTD. | ||
| B | Bosch Corporation | MIURA Co., Ltd. | |
| C | Central Research Institute of Electric Power Industry | Mizuho Research & Technologies, Ltd. | |
| Chemix Co., Ltd. | MORIMURA SOFC TECHNOLOGY CO., LTD. | ||
| Chemours Kabushiki Kaisha | N | N.E. CHEMCAT CORPORATION | |
| CHIYODA CORPORATION | NGK INSULATORS, LTD. | ||
| The Chugoku Electric Power Co., Inc. | NGK SPARK PLUG CO., LTD. | ||
| Clariant Catalysts (Japan) K.K. | Nikki-Universal Co., Ltd. | ||
| D | DAIKIN INDUSTRIES, LTD. | NIPPON STEEL Stainless Steel Corporation | |
| Dai Nippon Printing Co., Ltd. | Nisshinbo Holdings Inc. | ||
| Denka Co., Ltd. | NOK CORPORATION | ||
| De Nora Permelec Ltd. | Noritake Co., LIMITED | ||
| DENSO CORPORATION | O | OKAZAKI MANUFACTURING COMPANY | |
| DIC Corporation | Osaka Gas Marketing Co., Ltd. | ||
| E | Electric Power Development Co., Ltd. | OTAKI GAS CO., LTD. | |
| ENEOS Corporation | P | Panasonic Corporation | |
| F | Faurecia Japan K. K. | PERSOL RESEARCH & DEVELOPMENT CO., LTD. | |
| Fuel Cell Commercialization Conference of Japan | Plastic Omnium | ||
| Fuji Electric Co., Ltd. | R | Railway Technical Research Institute | |
| Futaba Industrial Co., Ltd. | RIKEN KEIKI Co., Ltd. | ||
| G | GAS ENERGY NEWS Co., Ltd. | RX Japan Ltd. | |
| H | HIROSHIMA GAS CO., LTD. | S | Saibu Gas Co., Ltd. |
| Hitachi Metals, Ltd. | Sakai Chemical Industry Co., Ltd. | ||
| HITACHI ZOSEN CORPORATION | Schaeffler Japan Co., Ltd. | ||
| Honda R&D Co., Ltd. | Shanghai AI NEV Innovative Platform Co., Ltd. | ||
| Hydrogen Power Corporation | Shin-Etsu Polymer Co., Ltd. | ||
| I | IAV Co., Ltd. | Soken Chemical & Engineering Co., Ltd. | |
| IMRA Japan Co., Ltd. | T | Taiwan Power Research Institute, TAIWAN POWER COMPANY |
|
| INABATA & CO., LTD. | TAIYOSEKIYU, LTD. | ||
| The Institute of Applied Energy | TANAKA KIKINZOKU KOGYO K.K. | ||
| Ishifuku Metal Industry Co., Ltd. | TECHNOVA INC. | ||
| Iwatani Corporation | TOHO GAS CO., LTD. | ||
| J | JAPAN AUTOMOBILE RESEARCH INSTITUTE | TOKURIKI HONTEN CO., LTD. | |
| The Japan Electrical Manufacturers’ Association | TOKYO GAS CO., LTD. | ||
| The Japan Gas Association | TOPPAN PRINTING CO., LTD. | ||
| Japan Petroleum Energy Center | Toshiba Energy Systems & Solutions Corporation | ||
| JFE Steel Corporation | TOYOTA AUTO BODY CO., LTD. | ||
| K | KIKUSUI ELECTRONICS CORPORATION | TOYOTA BOSHOKU CORPORATION | |
| KIRYUGAS Co., Ltd. | TOYOTA MOTOR CORPORATION | ||
| KOBELCO Research Institute, Inc. | TOYOTA TSUSHO CORPORATION | ||
| KOBE STEEL, LTD. | U | ULVAC KIKO, Inc. | |
| Korea Hydrogen Co., Ltd. | UNITIKA LTD. | ||
| KRI, Inc. | V | Volkswagen Group Japan KK | |
| KYOCERA Corporation | W | W.L. Gore & Associates G.K. | |
| Kyoritsu denki seisakusyo | Y | Yamaha Motor CO., LTD. | |
| Yanmar Holdings Co., Ltd. | |||
