This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Before Redesign as of year
How do passengers easily differentiate between the Train Station Name sign versus the sign indicating the Train Direction at the Train Station platform
Passengers have to waste time to be distracted in order to read observe interpret and understand the sign due to the additional redundant information