Civil Aviation Bureau

Welcome to the Japan Air Navigation Service

Director-GeneralAs many as 5,000 aircraft fly through the skies of Japan every single day.
As an air navigation service provider in Japan, it is essential to strive to maintain safer skies of Japan even in the circumstances where demand for air transportation is increasing.
We are committed to ensuring the safety of the skies of Japan around the clock.

We expect that air traffic will be doubled incoming 20years and are promoting "CARATS" (Collaborative Actions for Renovation of Air Traffic Systems) aiming safer operation, more efficient and decarbonized.

・In 2024, we plan to start operating System-Wide Information Management (SWIM).
 This system will promote the digitization of information, and contribute to the realization of real-time information sharing.
・By 2025, we plan to separate vertically (High altitude and Low altitude airspace).
・By 2036, we plan to start flexible time management operations according to traffic and weather conditions.
・We aim to start Trajectory Based Operations around 2040.
CARATS is aligned with the 6th edition of the GANP (ICAO) for realization of TBO around 2040.

<Reference>
【CARATS】https://www.mlit.go.jp/en/koku/koku_fr13_000029.html
【Actions for safety, operational efficiency and decarbonization】
https://m.youtube.com/@carats9724/featured


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