| Corporate Members | ||
| Arkray Global Business | IHI Corporation | ITC Japan |
| Accenture Japan Ltd. | Asia Air Survey Co.,Ltd. | Ashikaga University |
| African Development Bank | Amuse Capital Inc. | Ingerosec Corporation |
| Hazama Ando Corporation | E-light Inc. | AML Japan Co.,Ltd. |
| O-M Ltd. | Oakamoto Pump Co.,Ltd. | Ogawa Industry Co.,Ltd. |
| Oriental Constructions Global Co.,Ltd. | Katahira & Engineers International | Kawasaki Heavy Industries, Ltd. |
| Kitashikoku Sangyo Co.,Ltd. | Kindai Kankyo Seibisha | Qunie Corporation |
| Go Kogyo Co.,Ltd. | Kobe Institute of Computing | Japan Bank for International Cooperation (JBIC) |
| Penta-Ocean Construction Co.,Ltd. | J.C.B Japon Co.,Ltd. | JASA Corporation |
| Sumitomo Corporation | Taiyo Kogyo Corporation | TAKAOKA TOKO Co.,Ltd. |
| TOA Corporation | Tokyo Electric Power Company | Toyo Construction Co.,Ltd. |
| TOYORIKEN Corporation | West Nippon Expressway Co.,Ltd. | Nishimura & Asahi |
| Japan Weather Association | Nippon Koei Co.,Ltd. | Japan Port Consultants, Ltd. |
| Normeca Aisa Co.,Ltd. | Pacific General Study Institute | Hamaya Co.,Ltd. |
| PTMC Institute | Hitachi Ltd. | Fourin Inc. |
| Hotel Okura Tokyo | MORIS Co.,Ltd. | Yamada Sharyo Corporation |
| YAMAHA Motor Co.,Ltd. | Yachiyo Engineering Co.,Ltd. | Remote Sensing Technology Center of Japan (RESTEC) |
| LEQUIO Power Technology | Sakura Global holding Co.,Ltd. | AIOI Co.,Ltd. |
| SATO Enterprise Co.,Ltd. | Toppan Inc. | SynCom Agritech Co.,Ltd. |
| G CUBE CO., Ltd. | TODA CORPORATION | |