Translation guide
A traffic signal meaning stop, or a warning signal in various contexts.
The red light on a traffic signal that tells vehicles or pedestrians to stop.
A red light used as a warning, such as on machinery, in a recording studio, or indicating danger.
An area with prostitution and adult entertainment.
Do not translate 'red light' literally as 赤い光 (akai hikari) when referring to a traffic signal or warning light. Use the specific terms above.
Standard term for a red traffic light.
Please stop at the red light.
You must not ignore the red light.
Short for 赤信号, used in casual conversation.
It turned red, so let's stop.
A red warning lamp or indicator light.
The machine's red light came on.
Warning light, often used in technical contexts.
The warning light on the dashboard glowed red.
Historical term for a red-light district, literally 'red-line area'.
This area used to be a red-light district.
Modern term for an adult entertainment district.
The red-light district in Shinjuku gets lively at night.