Sorry I've given up finding the original thread on this, but I know I saw this being discussed somewhere...
Anyhow, those flashing pantographs are now finally available for ordering, as a kit, made for Kato models presumably. Quite expensive for just one pantograph, and the LED is a little big... but nonetheless fun to add realism to your train, especially in night operations!
Comes in a variety of types of flashes:
manufacturer's video here:
By ExineTech エクシンテック on youtube.
* interesting point is in the translation on HS, especially for this statement;
- Reproduce the shimmering panties while defrosting.
I am like.... -- shimmering panties?
Edited by JR 500系, 13 June 2017 - 06:10 PM.