| |

| - | Accenture Japan Ltd |
| 8M24 | ACETEL Co.,Ltd./1stream Co., Ltd. |
| 8B26 | Acutus Software, Inc. |
| 8H16 | Advanced Communications Co.,Ltd. |
| 7S16 | ALMEX Inc./ BitBay KK |
| 3F20 | Artiza Networks, Inc. |
| Digital | Asahi Broadcasting Corporation. |
| 8B04 | ASK Corporation. |
| 8N13 | ATEME |
| Digital | BUFFALO INC. |
| 8A20 | BroadBand Tower, Inc. |
| 8L12 | Cisco Systems K.K |
| 8M13 | DAIKIN INDUSTRIES,LTD |
| Digital | DENTSU Inc. |
| 8C08 | Digital Image System Co.,Ltd. |
| 8A20 | Digital Processing Systems Japan K.K. |
| 8F13 | Earnet Co., Ltd. |
| 7K13 | F5 Networks Japan K.K. |
| Classroom | Fast Search & Transfer Co.,Ltd. |
| Digital | Forecast Communications Inc. |
| 8C10 | FourLink Systems. |
| 8F01 | Frontiers |
| 7E31 | Hitachi, Ltd. |
| 8B10 | Hoshino Trading Co., Ltd. |
| 8H09 | IBEX Technology Inc. |
| 8F16 | IBM Japan,Ltd. |
| 8L13 | IMAGENICS Co., Ltd. |
| 8B26 | Infomation Services International-Dentsu.,LTD. |
| 8A20 | Isilon Systems, Inc. |
| 8H05 | ITOCHU CABLE SYSTEMS Corporation. |
| Digital | Iwate BroadCasting, Inc. |
| 8G13 | Japan System Co.,Ltd. |
| 8B27 | JSAT Corporation |
| 8F09 | KOI Marketing Co.,Ltd. |
| 8L08 | LEADER ELECTRONICS Corporation. |
| 8E26 | Lighthouse Technologies Ltd. |
| 7N09/Classroom | livedoor Co., Ltd. |
| 8G09 | Marubeni Solutions Corporation. |
| 7K20 | Matsushita Electric Industrial Co., Ltd. |
| 8F14 | Microboards Technology, Inc. |
| Digital | Microsoft Corporation |
| Digital | Multimedia Broadcasting Planning LLC. |
| 8A20 | Network Value Components Ltd. |
| 8A20 | NGC Corporation |
| 8G10 | Nippon Control System Corporation |
| - | Nippon Ericsson K.K. |
| 2T19/Digital | NIPPON TELEGRAPH AND TELEPHONE CORPORATION |
| Digital | NIPPON TELEVISION NETWORK CORPORATION |
| 8B08 | NITTETSU ELEX CO.,LTD |
| 8A20 | NIWS Co., Ltd. |
| Digital | NTT DoCoMo, Inc. |
| Classroom | Overture K.K. |
| 8B13 | SANSTREAM Corporation |
| 8F10 | Grid Solutions inc. |
| 8L05 | Sumisho Computer Systems Corporation |
| Classroom | SUNBRIDGE Corporation |
| Digital | The National Institute of Information and Communications Technology (NICT) |
| Digital | Tokyo Broadcasting System, Inc. |
| 8G14 | Toyo Business Engineering Corporation. |
| 7S13 | UB tec. Corporation. |
| Venture | Visual Processing Japan, Inc. |
|
|