| MMC RYOTEC Corporation | Japan | Manufacturing |
| Taiyo Chemicals Company Limited | Japan | Manufacturing |
| Mabuchi Co.,ltd. | Japan | Manufacturing |
| Takahashi Metal Co., Ltd. | Japan | Manufacturing |
| ASAHI TEKKO CO.,LTD | Japan | Manufacturing |
| SHOEI KOGYO CO., LTD | Japan | Manufacturing |
| Takenaka Seisakusho Co., Ltd. | Japan | Manufacturing |
| SHIRAI TECH LIMITED | Japan | Manufacturing |
| KAWASAKI KIKO CO., LTD. | Japan | Manufacturing, Agriculture |
| KAWASAKI KIKO CO., LTD. | Japan | Manufacturing, Agriculture |
| Kawasaki Geological Engineering Co., Ltd. | Japan | Manufacturing, Construction |
| Kawasaki Geological Engineering Co., Ltd. | Japan | Manufacturing, Construction |