| As of August 3, 2022 | |||
| General Members | |||
| A | ADVANCE RIKO, Inc. | M | MAGNEX Co., LTD. |
| AGC Inc. | Meidensha Corporation | ||
| K.K. Air Liquide Laboratories | Mitsubishi Corporation | ||
| AIR WATER INC. | Mitsubishi Gas Chemical Company, Inc. | ||
| B | Bosch Corporation | Mitsubishi Heavy Industries, Ltd. | |
| C | Central Research Institute of Electric Power Industry | MITSUBISHI KAKOKI KAISHA, LTD. | |
| Chemix Co., Ltd. | MITSUI MINING & SMELTING CO., LTD. | ||
| Chemours Kabushiki Kaisha | MITSUWA FRONTECH CORP. | ||
| CHIYODA CORPORATION | MIURA Co., Ltd. | ||
| The Chugoku Electric Power Co., Inc. | Mizuho Research & Technologies, Ltd. | ||
| Clariant Catalysts (Japan) K.K. | MORIMURA SOFC TECHNOLOGY CO., LTD. | ||
| D | Dai Nippon Printing Co., Ltd. | N | N.E. CHEMCAT CORPORATION |
| Denka Co., Ltd. | NGK SPARK PLUG CO., LTD. | ||
| De Nora Permelec Ltd. | Nihon Kagaku Sangyo Co., Ltd. | ||
| DENSO CORPORATION | NIHON MICHELIN TIRE CO., LTD. | ||
| DIC Corporation | Nikki-Universal Co., Ltd. | ||
| E | Electric Power Development Co., Ltd. | NIPPON STEEL Stainless Steel Corporation | |
| ENEOS Corporation | Nisshinbo Holdings Inc. | ||
| F | Faurecia Japan K. K. | NOK CORPORATION | |
| Fuel Cell Commercialization Conference of Japan | Noritake Co., LIMITED | ||
| Fuji Electric Co., Ltd. | O | Osaka Gas Marketing Co., Ltd. | |
| G | GAS ENERGY NEWS Co., Ltd. | OTAKI GAS CO., LTD. | |
| H | HIROSHIMA GAS CO., LTD. | P | Panasonic Holdings Corporation |
| Hitachi Metals, Ltd. | Plastic Omnium | ||
| HITACHI ZOSEN CORPORATION | R | Railway Technical Research Institute | |
| Honda R&D Co., Ltd. | RIKEN KEIKI Co., Ltd. | ||
| H-ONE CO., LTD. | RX Japan Ltd. | ||
| Hydrogen Power Corporation | S | Sakai Chemical Industry Co., Ltd. | |
| I | IAV Co., Ltd. | Schaeffler Japan Co., Ltd. | |
| IMRA Japan Co., Ltd. | Shanghai AI NEV Innovative Platform Co., Ltd. | ||
| INABATA & CO., LTD. | Shin-Etsu Polymer Co., Ltd. | ||
| The Institute of Applied Energy | Soken Chemical & Engineering Co., Ltd. | ||
| Ishifuku Metal Industry Co., Ltd. | T | Taiwan Power Research Institute, TAIWAN POWER COMPANY |
|
| Iwatani Corporation | TAIYOSEKIYU, LTD. | ||
| J | JAPAN AUTOMOBILE RESEARCH INSTITUTE | TANAKA KIKINZOKU KOGYO K.K. | |
| The Japan Electrical Manufacturers’ Association | TECHNOVA INC. | ||
| The Japan Gas Association | TOHO GAS CO., LTD. | ||
| Japan Petroleum Energy Center | TOKURIKI HONTEN CO., LTD. | ||
| JFE Steel Corporation | TOKYO GAS CO., LTD. | ||
| K | KANTO CHEMICAL CO., INC. | Toppan INC. | |
| KIKUSUI ELECTRONICS CORPORATION | Toshiba Energy Systems & Solutions Corporation | ||
| KIRYUGAS Co., Ltd. | TOYOTA AUTO BODY CO., LTD. | ||
| KOBE STEEL, LTD. | TOYOTA BOSHOKU CORPORATION | ||
| Korea Hydrogen Co., Ltd. | TOYOTA MOTOR CORPORATION | ||
| KRI, Inc. | TOYOTA MOTOR KYUSYU, INC. | ||
| KYOCERA Corporation | TOYOTA TSUSHO CORPORATION | ||
| U | ULVAC KIKO, Inc. | ||
| UNITIKA LTD. | |||
| W | W.L. Gore & Associates G.K. | ||
| Y | Yamaha Motor CO., LTD. | ||
| Yanmar Holdings Co., Ltd. | |||
