Private companies (in Japan)

• Asahi Engineering Co.
• Aisin Seiki Co., Ltd.
• Asahi Kasei Engineering Co., Ltd.
• Asahi Glass Co., Ltd. Central Research Institute
• Advantec, Toyo Kaisha Co., Ltd.
• AGC Ceramics Co., Ltd.
• Osaka Gas Co., Ltd.
• Auto Laundry Takano Inc
• Ominedo
• Okazaki Manufacturing Company
• Technology Center of Okayama Prefecture
• Okaya & Co., Ltd.
• Ogawa & Co., Ltd.
• Kao Corporation
• Canon Inc.
• Kyocera Corporation
• Kunimune Co., Ltd.
• Kuraray Co., Ltd.
• Kobe Steel, Ltd.
• Furukawa-Sky Aluminum Corp.
• Sun Valley
• Sanyo Shoji Co., Ltd.
• SANYO Aqua Technology Co., Ltd.
• Sanyo Chemical Industries, Ltd.
• JX Nippon Oil & Energy Corporation
• JFE Shoji Trade corporation
• JFE Steel Corporation
• JFE Mineral Co., Ltd.
• Shinano Polymer, Inc.
• Shimano, Inc.
• Shin-Etsu Chemical Co., Ltd.
• Shinwa Kigyo Co., Ltd.
• Sumitomo Chemical Co., Ltd.
• Sumitomo Bakelite Co., Ltd.
• ThreeBond Co., Ltd.
• Sekisui Chemical Co., Ltd.
• Sekisui Plastics Co., Ltd.
• Soken Chemical & Engineering Co., Ltd.
• Daikin Industries, Ltd.
• Daicel Corporation
• Daito Electron Co., Ltd.
• Dai Nippon Printing Co., Ltd.
• Taiyo Nippon Sanso Corporation
• Tateho Chemical Industries Co., Ltd.
• DIC Corporation
• Tayca
• Teijin Limited
• Denki Kagaku Kogyo Kabushiki Kaisha
• Tokai Rubber Industries, Ltd.
• Tokyo Sangyo Co., Ltd.
• TOSHIBA CORPORATION
• Tosoh Corporation
• Toray Engineering Co., Ltd.
• Tokuyama Corporation
• Todoroki Co.
• Toyota Motor Corporation
• Toyota Tsusho Corporation
• Nikon Corporation
• Nissan Chemical Industries, Ltd.
• Nisshin Steel Co., Ltd.
• Nitto Denko Corporation
• NGK Insulators, Ltd.
• Nippon Chemical Industrial Co., Ltd.
• Nippon Ketjen Co., Ltd.
• Nihon Denkei Co., Ltd.
• Nidec Corporation
• Bio Cork Engineering Inc.
• Panasonic Corporation
• Panasonic Electric Works Co., Ltd.
• Vision Development Co., Ltd.
• Fujikura Ltd.
• Fuso Chemical Co., Ltd.
• Honda R & D Co., Ltd.
• Honda Motor Co., Ltd.
• Marubeni Techno System Corp.
• Mikuni Color Ltd.
• Mitsui Mining & Smelting Co., Ltd.
• Mitsui Zosen Plant Engineering Inc.
• Mitsubishi Gas Chemical Company Inc.
• Mitsubishi Corporation Technos
• Mitsubishi Electric Corporation
• Citizen Finetech Miyota Co., Ltd.
• Murata Manufacturing Co., Ltd.
• Yamato Scientific Co., Ltd.
• U-TEC
• Universal Technics Co., Ltd.
• Ricoh Company Ltd.
• ROHM
• Roki Techno Co., Ltd.
• YP system Co., Ltd.

Universities and research institutes

• Aoba Foundation for the Promotion of Engineering
• Ehime University
• Osaka University
• Osaka Prefecture University
• Okayama Prefecture Industrial Promotion Foundation
• Technology Center of Okayama Prefecture
• Okayama University
• Japan Science and Technology Agency
• Japan Chemical Innovation and Inspection Institute
• Ministry of the Environment
• Gifu Prefectural Research Institute for Forest
• Kyushu University
• Kumamoto University
• National Institute of Advanced Industrial Science and Technology
• Shizuoka University
• Tokyo Metropolitan University
• New Energy and Industrial Technology Development Organization
• Research Institute of Innovative Technology for the Earth
• Tokyo Institute of Technology
• Tokyo University of Agriculture and Technology
• Tohoku University
• University of Toyama
• Nara National Research Institute for Cultural Properties
• Japan Atomic Energy Agency
• Fukuoka University
• Hokkaido University
• Research Association of Micro Chemical Process Technology
• Mie University
• Waseda University
• Waseda University Environmental Research Institute