emergency exit
Refers to a designated exit for use during fires, earthquakes, or other emergencies. Often marked with a green running-figure sign.
火事のときは、非常口から外に出てください。
In case of fire, please exit through the emergency exit.
Where is the emergency exit in this building?
There is an emergency exit on every floor of this building.
In case of fire, please escape through the emergency exit.
When you board a plane, first check where the emergency exit is.