| Company Logo | Company name | Country | Sector |
|---|---|---|---|
 | Tsuchiya Kogyo |  Japan | Manufacturing |
 | D.NAGATA CO., LTD. | Japan | Manufacturing |
 | NAIGAI CO., Ltd | Japan | Manufacturing |
 | Sohbi Kogei Co., Ltd. | Japan | Manufacturing |
 | So Kikaku Sekkei Ltd. | Japan | Construction |
 | Maintech Co., Ltd. | Japan | Manufacturing |
 | KATAYAMA RIVET ＆ SCREW CO., LTD. | Japan | Manufacturing |
 | Yoshikawakuni Plastics Industries., Ltd. | Japan | Manufacturing, Material Science |
 | Honda Electronics Co., Ltd. | Japan | Manufacturing |
 | Yoshiizumi Industry Corporation | Japan | Manufacturing |
 | TSK CO.,LTD | Japan | Manufacturing |
 | Asada Milling Co., Ltd. | Japan | Manufacturing |
