Collision Avoidance with Other Unmanned Aircraft

Verified from official sources
Article 236-78Version 1Effective -Verified 31 August 2026

In plain language

If you cannot maintain a safe distance from another drone and there is a risk of crashing into it, you must land your drone or take other appropriate actions to prevent a collision.

Requirement as structured

If a safe distance cannot be maintained from another unmanned aircraft and there is a risk of collision, the operator must descend the unmanned aircraft to the ground or take other appropriate measures.

Original regulatory text

ロイの方法によることができない場合であつて、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。