• Honda Motor Co., Ltd.
• Honda R&D Co., Ltd.
• Honda Access Corporation.
• Honda Racing Corporation.
• Honda Techno Fort Co., Ltd.
• Honda Power Products Japan Co., Ltd.
• TS Tech Co., Ltd.
• Hitachi Astemo, Ltd.
• Stanley Electric Co., Ltd.
• Yamada Manufacturing Co., Ltd.
• FUJIFILM Business Innovation Corp.
• Siemens K.K.
• Gissing Tech. Co.,Ltd.