Collision Avoidance with Manned Aircraft
Verified from official sourcesArticle 236-78Version 1Effective -Verified 31 August 2026
In plain language
If you see a manned airplane or helicopter near your drone's flight path and there is a risk of collision, you must immediately land your drone or take other safe actions to avoid it.
Requirement as structured
If a manned aircraft is identified on or near the flight path of the unmanned aircraft and there is a risk of collision, the operator must descend the unmanned aircraft to the ground or take other appropriate measures to avoid collision.
Original regulatory text
無人航空機の飛行経路上及びその周辺の空域において飛行中の航空機を確認した場合であつて、衝突のおそれがあると認められるときは、無人航空機を地上に降下させることその他適当な方法を講じること。