| Company Logo | Company name | Country | Sector |
|---|---|---|---|
 | KOMATSU MATERE Co.,Ltd. |  Japan | Manufacturing |
 | KAWASAKI KIKO CO., LTD. | Japan | Manufacturing, Agriculture |
 | Kawasaki Geological Engineering Co., Ltd. | Japan | Manufacturing, Construction |
 | KOMATSU KAIHATSU Corp. | Japan | Manufacturing |
 | Kyoto Biken Laboratories, Inc. | Japan | Medical |
 | Kyoritsu Gokin Co., Ltd. | Japan | Manufacturing |
 | Kono Seisakusho Co., Ltd. | Japan | Medical |
 | Katayama Kogyo Co., Ltd. | Japan | Manufacturing |
 | KH Neochem Co., Ltd. | Japan | Manufacturing |
 | Kawakin Holdings Co., Ltd. | Japan | Manufacturing |
 | KODENSHI CORP. | Japan | Manufacturing |
 | Kanamoto | Japan | Manufacturing |
