- Tripac Corporation
- Address:Diana Plaza 9f, 11-1 Iwai, Hodogaya
- CORES INTERNATIONAL, INC.
- Address:3F, 1-1-3, Shukuinchonishi, Sakai-ku
- Petrofesco Grou
- Address:Naka 1-163 Hakata ku Fukuoka, Fukuoka
- NIPPON YUKA KOGYO CO., LTD.
- Address:3F, 3-9, Kaigandori, Naka-ku
- NAOCOMMUNICATIONS CO., LTD
- Address:Ginza 1-3-6-601, Chuo-ku, Tokyo, Japan,104-0061
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