Main customers (titles omitted)
- Asahi Kasei Corporation
- ISHIFUKU Metal Industry Co., Ltd.
- Nissha FIS Inc.
- KH Neochem Co., Ltd.
- KYOCERA Corporation
- COSMO OIL CO., LTD.
- SC Environmental Science Co.,Ltd
- Shin-Etsu Chemical Co., Ltd.
- OHGITANI CORPORATION
- J-OIL MILLS , Inc.
- Nippon Shokubai Co., Ltd.
- NIPPON STEEL CORPORATION
- TANAKA KIKINZOKU KOGYO K. K.
- Tanaka Chemical Corporation
- NIPPON STEEL Stainless Steel Corporation
- Hitachi Metals, Ltd.
- Mitsui Chemicals, Inc.
- Mitsubishi Corporation
- Idemitsu Kosan Co., Ltd.
- KANSAI CATALYST Co., LTD.
- Showa Denko K.K
- ENEOS Corporation
- JX Nippon Mining & Metals Corporation
- Sumitomo Chemical Company, Limited
- Teijin Limited
- TOMATEC Co.,Ltd.
- TOMATSU METALLURGICAL CO.,LTD
- TOPY ENTERPRISES, LIMITED
- Furukawa Electric Co., Ltd.
- Matsugaki Chemical Industries Co.,Ltd
- Mitsubishi Chemical Corporation
- Mitsubishi Corporation Life Sciences Ltd.
- UNION CHEMICAL CO.,LTD
- Nipponjunryo Chemicals Co.,Ltd.
And many others