| Abb K.K. |
Niigata Worthinton Co., Ltd. |
| Aida Engineering，Ltd. |
Nikkiso Co., Ltd. |
| Amda Co., Ltd. |
Nippei Toyama Corporation |
| Amada Metrecs Co.，Ltd. |
Nippon Fisher Co., Ltd. |
| Amada Waslno Co.，Ltd. |
Nippon Gear Co., Ltd. |
| Anest Iwata Corporation |
Nippon Mayer Ltd. |
| Borg-Warnerautomotive Co. |
Nippon Novellus Systems |
| Bosch Automotive Systems Corporation |
Nippon Pneumatic Mfg. Co., Ltd. |
| Brother Industries, Ltd. |
Nippon Seiko K. K. |
| Cataler Corporation |
Nissei Industries, Ltd. |
| Caterpillar1 Power Systems Inc. |
Njttetsu Hitachi Systems Eng. |
| Chiyodaprotec Co.，Ltd. |
Nomura Micro Science Co., Ltd. |
| Chuetugoukinchukou Kabushikikamisha |
Ntn Corporation. |
| Daifuku Co., Ltd. |
Ntn Seimitsujyushi |
| Daiichi Jitsugyo Co.，Ltd. |
Oiles Corporation |
| Daikin Industries，Ltd. |
OSG Co. |
| Ebara Corporation |
Precision Fukuhara Works, Ltd. |
| Flexlink Systems K.K. |
Rigaku Corporation |
| Flow Japan Corporation |
Riken Corporation |
| Fuji Machine Mfg. Co., Ltd. |
Riso Kagaku Co. |
| Futec Co.，Ltd. |
Ryonichi Engineering Co@ Ltd. |
| Furukawa Co.，Ltd. |
Sakai Heavy Industries, Ltd. |
| GE Yokogawa Medical Systems，Ltd. |
Sanden Corporation |
| HEC Corporation |
Sandvik K.K. |
| Heidelberg-Japan K.K. |
Sandvik Sorting Systems K.K. |
| Hilti Japan Ltd |
Sanko Engineering Corporation |
| Hirec |
Sato Corporation |
| Hitachi Chemical Techno-Plant |
Shikoku Kakoki Co., Ltd. |
| Hitachiseiki Co., Ltd. |
Shima Seiki |
| Honeywell Turbocharging Systems Japan Inc. |
Shin Caterpillar Mitsubishi Ltd. |
| Howa Machinery2, Ltd. |
Shinko Pantec Co., Ltd. |
| Howmet Japan Limited |
Shintobrator, Ltd. |
| Ishikawajima Construction Machinery Co.，Ltd. |
Shiojiri Kogyo Co., Ltd. |
| Ishikawajima-Shibaura Machinery Co., Ltd. |
Siemens K.K. |
| Janome Sewing Machine Co.，Ltd. |
Silver Seiko, Ltd. |
| Japan Organo Co.，Ltd. |
SKF Japan Ltd. |
| Jrctokki Co.，Ltd. |
Sodick Co., Ltd. |
| Juki Corporation |
Sumitomo Heavy Industries |
| Kanematsu KGK Corp. |
Swagelok Japan Inc. |
| Kanzaki Kokyukoki Mfg. Co.，Ltd. |
Tadano Ltd. |
| Katahira&Engineers Intl |
Taihei Machinery Works, Ltd. |
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