As of October 30, 2025
| Company/Organization | Membership Type |
|---|---|
| Earth Ship Co., Ltd. | Regular Member |
| Asukoe Partners Co., Ltd. | Regular Member |
| Alfresa Corporation | Regular Member |
| Ando Corporation | Regular Member |
| Internet Initiative Japan Inc. | Regular Member |
| NTT Communications Corporation | Regular Member |
| MC Digital, Inc. | Regular Member |
| OYO Corporation | Regular Member |
| Kajima Corporation | Regular Member |
| KASUMI Co., Ltd. | Regular Member |
| Kanto Railway Co.,Ltd | Regular Member |
| KDDI Corporation | Regular Member |
| KPMG Consulting Co., Ltd. | Regular Member |
| Tsukuba Community Cable Service Foundation | Regular Member |
| National Institute for Environmental Studies | Regular Member |
| Community Mobility Co., Ltd. | Regular Member |
| CYBERDYNE Inc. | Regular Member |
| Sawai Pharmaceutical Co., Ltd. | Regular Member |
| National Institute of Advanced Industrial Science and Technology | Regular Member |
| Information-technology Promotion Agency, Japan（IPA） | Regular Member |
| Joyo Bank, Ltd. | Regular Member |
| SPIRAL Corporation | Regular Member |
| SEKISYO Co., Ltd. | Regular Member |
| Daiwa House Industry Co., Ltd. | Regular Member |
| Tsukuba University of Technology | Regular Member |
| Tsukuba Global Innovation Promotion Organization | Regular Member |
| Tsukuba City | Regular Member |
| University of Tsukuba | Regular Member |
| Tsukuba Urban Transportation Center Foundation | Regular Member |
| Tsukuba Machinaka Design inc. | Regular Member |
| Direct Force Association | Regular Member |
| Deloitte Tohmatsu Consulting LLC | Regular Member |
| Tokio Marine Smart Mobility Co.,Ltd. | Regular Member |
| Tokio Marine & Nichido Fire Insurance Co., Ltd. | Regular Member |
| TOPPAN Inc. | Regular Member |
| Drone CITY Laboratory Association | Regular Member |
| Development Bank of Japan Inc. | Regular Member |
| NEC Corporation | Regular Member |
| Numajiri Sangyo Co., Ltd. | Regular Member |
| PACIFIC CONSULTANTS CO., LTD. | Regular Member |
| PASCO Corporation | Regular Member |
| PUREWORKS Co. , Ltd. | Regular Member |
| Mitsui Fudosan Co., Ltd. | Regular Member |
| Mitsubishi Electric Corporation | Regular Member |
| Mirai Design Power Co., Ltd. | Regular Member |
| Yachiyo Engineering Co., Ltd. | Regular Member |
| Tanihara Construction Co., Ltd. | Regular Member |
| LEVER Corporation | Regular Member |
| Japan Aerospace Exploration Agency Tsukuba Space Center | Associate Member |
| Groove Designs Inc. | Associate Member |
| National Institute for Land and Infrastructure Management | Associate Member |
| Forestry and Forest Products Research Institute | Associate Member |
| Sompo Japan Insurance Inc. Ibaraki South Branch Corporate Headquarters | Associate Member |
| Tokai Clarion Co., Ltd. | Associate Member |
| Public Works Research Institute | Associate Member |
| National Agriculture and Food Research Organization Food Research Department | Associate Member |
| Hitachi, Ltd. Ibaraki Branch | Associate Member |
| National Research Institute for Earth Science and Disaster Resilience | Associate Member |