15 Jun 2018 Temporary Reserved Airspace Japan - Airspace Notices & Alerts / Temporary Reserved Airspace Included Regions (1) Pacific Basin Included Areas (1) Japan This graphic depicts the establishment of Iwakuni Temporary Reserved Airspace (ITRA) for flight training and/or testing within Japan airspace. The altitude and exact date and time will be notified by further RJJJ NOTAM. CNP_323_v2 Back to All Notices & Alerts