| General Members | @ | Location |
| Tobu-kankyo Corporation | 1-17-3 Motokura, Ishinomaki-Shi, Miyagi, Japan@ |
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| Altia Co.,Ltd. | 580 Horikawa-cho, Saiwai-ku, Kawasaki-Shi, Kanagawa, Japan@ |
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| Kasakawa Kousan Co., Ltd. | 11-1-7,Shimotakazima, Katsuyama-Shi, Fukui, Japan |
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