Parker Corporation, Seika Corporation, Nisshin Seifun Co.Ltd., Kirin Beer Co.Ltd., Konica Minolta Co.Ltd., Mitsubishi Cement Co.Ltd., Nippon Cement Co.Ltd., Fujisash Co.Ltd., Sumitomo Chemical Co.Ltd., Hoshizaki Co.Ltd., Mitsubishi Material Co.Ltd., Harada Sangyo Co.Ltd., Meiji Machine Co.Ltd., Nisshin Engineering Co.Ltd., Nippon Flour Mills Co.Ltd., Asahi Beer Co.Ltd., Yanmar Co.Ltd., Satake Manufacturing Co.Ltd., Kikkoman Co.Ltd., Satake UK, Nitto Fuji Seifun Co.Ltd., Robinson Co.Ltd.