| Associations
of Plastics Material Producers |
| Japan
Urethane Raw Materials Association |
| Vinyl
Environmental Council |
| Japan
Engineering Plastics Technical Committee |
| Japan Thermosetting Plastics Industry Association |
| Japan VAM and PVOH Industry Association |
| Japan
Petrochemical Industry Association |
| Japan ABS Resin Industry Association |
| Japan Styrene Industry Association |
| Japan Expanded Polystyrene Association |
| |
| Associations
of Plastics Product Producers |
| Japan
Urethane Foam Association |
| Japan
PVC Pipe and Fittings Association |
| Japan Crosslinked Polyethylene Pipes |
| The Japan Reinforced Plastic Society |
| Fiberglass Reinforced Plastic Mortar Pipes Association |
| High Stiffness Polyethylene Pipes Association |
| High Expanded Polyethylen Foam Industry Association |
| Poly Styren Paper Food Container |
| Japan BioPlastics Association |
| The Japan Smoking Articles Corporate Association |
| Japan
Vinyl Goods Manufactures Association |
| Japan
Fluoropolymers Industry Association |
| Japan Plastic Sheet Association |
| Japan Polyethylene Products Industrial Federation |
| Japan Polypropylene Film Industry Association |
| Japan
Polystyrene Foamed Sheet Industry Association |
| Japan
PET Tray Association |
| Japan Polybutylene Pipe Association |
| Japan Polyethylene Pipes Association for Water Service |
| |
| Other
Associations |
| Japan Aerospace Exploration Agency Advanced Composite Technology Centar |
| The Japan Society of Epoxy Resin Technology |
| Japan Hygienic Association of Vinylidene Chloride |
| Japan Hygienic PVC Association |
| Japan
Chemical Innovation Institute Highpolymer & Evaluation Center |
| Japan Plasticizer Industry Association |
| Glass Fiber Association of Japan |
| Japan Pipe Rehabilitation Quality Assurance Association |
| Society of Industrial-Technology for Antimicrobial Articles |
| Evaluation Committee for Adhesion and Adhesives |
| The Carbon Fiber Manufacturers Association |
| Japan RPF Association |
| Plastic
Waste Management Institute |
| Japan
PET Bottle Association |
| Japan
Hygienic Olefin And Styrene Plastics Association |
| |
| Companies of Plastics Material Producers |
| Asahi Kasei Chemicals Corporation |
| UBE Industries, Ltd. |
| KANEKA Corporation |
| Kuraray Co., Ltd. |
| Shin-Etsu Chemical Co., Ltd. |
| Sumitomo Chemical Co., Ltd. |
| Sekisui Plastics Co., Ltd. |
| Techno Polymer Co., Ltd. |
| Tosoh Corporation |
| Toray Industries, Inc. |
| Prime Polymer Co., Ltd. |
| Mitsui Chemicals, Inc. |
| Mitsubishi Chemical Corporation |
| MITSUBISHI RAYON CO.,LTD |
| |
| Companies of Plastics Product Producers |
| Achilles Corporation |
| FP Corporation |
| Gifu Plastic Industry Co., Ltd. |
| C.I. Kasei Co., Ltd. |
| Sumitomo Bakelite Co., Ltd. |
| Sekisui Chemical Co., Ltd. |
| Takiron Co., Ltd. |
| Chuo Kagaku Co., Ltd. |
|
| Hitachi Chemical Co., Ltd. |
| Fukuvi Chemical Industry |
| Mitsubishi Plastics, Inc. |
| Yoshino Kougyousho Co., Ltd. |
| TOYO SEIKAN KAISHA,LTD. |
| RIPRO Corporation, Japan |
| |
| Companies of Machineries |
| GTR TEC Corporation |
| Shimadzu Corporation |
| Suga Test Instruments Co., Ltd. |
| Toyo Seiki Seisaku-sho, Ltd. |
| YASUDA SEIKI SEISAKUSHO,LTD |
| |
| Companies of Analysis Service |
| Kobe Material Testing Laboratory Co., Ltd. |
| Sumika Chemical Analysis Service, Ltd. |
| Mitsubishi Chemical Analytech
Co.,Ltd |
| DJK Corporation |
| Mitsui Chemical Analysis & Consulting Service Inc. |
| |
| Trading Companies |
| Inabata & Co., Ltd. |
| OG Corporation |
| KISCO LTD. |
| CBC Co., Ltd. |
| Sumitomo Shoji Chemicals Co., Ltd. |
| Dadu Co., Ltd. |
| Nagase & Co., Ltd. |
|
| Pana Chemical Co., Ltd. |
| Sojitz Pla-Net Corporation |
| Moriroku Company, Ltd. |
| Nichiei Tech Co.,Ltd. |
| SEIKO INTERNATIONAL |