| ASP-SaaS Industry Consortium |
| Communications and Information network Association of Japan (CIAJ) |
| Digital Living Network Alliance (DLNA) |
| Digital Transmission Licensing Administrator (DTLA) |
| Information Processing Society of Japan |
| Institute for HyperNetwork Society |
| IPTV Forum |
| IPv6 Promotion Council |
| Japan Association for Promotion of Internet Application in School Education |
| Japan Software Party Association |
| Japan Telework Association |
| Mobile Computing Promotion Consortium |
| New Generation Network Promotion Forum |
| Next Generation IP Network Promotion Forum |
| OSGi Users' Forum Japan |
| Telecommunication Technology Committee |
| The Institute of Administrative Information Systems |
| The Institute of Electronics, Information and Communication Engineers |
| The ITU Association of Japan |
| The Japan OSS Promotion Forum |
| Union of Japanese Scientists and Engineers |
| Universal Plug and Play Forum (UPnP Forum) |
| UPnP Implementers Corporation (UIC) |
| YRP R&D Promotion Committee |
| ZigBee Alliance |
