A sign of <a href="https://en.wikipedia.org/wiki/Incheon_International_Airport_Terminal_2_Station" class="extiw" title="en:Incheon International Airport Terminal 2 Station">Incheon International Airport Terminal 2 Station</a> for 'Commuter' train users
<bdi><a href="//commons.wikimedia.org/wiki/User:LERK" title="User:LERK">LERK</a>
</bdi>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>