Designated a traffic accounting organization by Radio Regulation (R.R.) of International Telecommunication Union (ITU), Kyoritsu Radio Service, A.A.I.C.(Accounting Authority Identification Code)of JP03 deals with traffic accounting service such as Inmarsat communication or other communication incurring the world over and pertaining business.
- New edition of ITU Publication (LIST IV: List of Coast Stations) was issued.(26 Dec., 2017)
- Japanese Long Holiday Notice(11 Dec., 2017)
- New edition of ITU Publication (LIST V: List of Ship Stations) was issued.(26 April, 2017)
- New edition of ITU Publication (Manual for Use by the Maritime Mobile and Maritime Mobile-Satellite Services) was issued.(Jan. 18, 2017)