- ALPS ALPINE CO., LTD.
- CANON INC.
- CASIO COMPUTER CO., LTD.
- CLARION CO., LTD.
- FUJIFILM CORPORATION
- FUJITSU LIMITED
- FUJITSU MOBILE COMMUNICATIONS LIMITED
- HITACHI, LTD.
- HONDA MOTOR CO., LTD.
- KONICA MINOLTA, INC.
- KYOCERA CORPORATION
- LENOVO JAPAN
- MAZDA MOTOR CORPORATION
- NEC CORPORATION
- NIKON CORPORATION
- NINTENDO CO., LTD.
- NISSAN MOTOR CO.,LTD.
- OLYMPUS CORPORATION
- PANASONIC CORPORATION
- PANASONIC MOBILE COMMUNICATIONS CO., LTD.
- PIONEER CORPORATION
- SHARP CORPORATION
- SIGMA CORPORATION
- SONY CORPORATION
- SONY MOBILE COMMUNICATIONS INC.
- STANLEY ELECTRIC CO., LTD.
- SUBARU CORPORATION
- SUZUKI MOTOR CORPORATION
- TOSHIBA CORPORATION
- TOYOTA MOTOR CORPORATION
- YAMAHA CORPORATION
- YKK CORPORATION
