LINK
- Ministry of Internal Affairs and Communications (MIC)
- The ITU Association of Japan (ITU-AJ)
- NHK Science & Technology Research Laboratories (STRL)
- NHK Digital
- Japan Electronics and Information Technology Industries Association (JEITA)
- The Association for Promotion of Advanced Broadcasting Services (A-PAB) (Japanese)
- Association of Radio Industries and Businesses (ARIB)