| 1 (395) | Nippon Electric Company Corporation | JPN |  |
| 2 (604) | Panasonic Corporation | JPN | |
| 3 (656) | Nippon Telegraph and Telephone Corporation | JPN | |
| 4 (679) | Sony Corporation | JPN | |
| 5 (708) | Toshiba Corporation | JPN | |
| 6 (770) | KDDI Corporation | JPN | |
| 7 (790) | Hitachi Ltd. | JPN | |
| 8 (1073) | Hamamatsu Photonics K.K. | JPN | |
| 9 (1142) | Fujitsu Japan | JPN | |
| 10 (1264) | Mitsubishi Electric Corporation | JPN | |
| 11 (1814) | Sumitomo Electric Industries, Ltd. | JPN | |
| 12 (1953) | Toyota Central R&D Labs. Inc. | JPN | |
| 13 (1996) | Toyota Motor Corporation | JPN | |
| 14 (2519) | Japan Broadcasting Corporation | JPN | |
| 15 (2696) | Mitsubishi Heavy Industries, Ltd. | JPN | |
| 16 (2709) | Nippon Steel & Sumitomo Metal Corporation | JPN | |
| 17 (3077) | Denso Corporation | JPN | |
| 18 (3204) | JFE Steel Corporation | JPN | |
| 18 (3204) | Nissan Motor Co. Ltd. | JPN | |
| 20 (3964) | Honda Motor Co., Ltd. | JPN | |
|
