Korea Era editorial · 2026-10-12

Do not assume every transfer means leaving the gates

Follow the transfer signs and your current route before tapping out of a station. Some connections stay inside the paid area while others have different arrangements. If you exit by mistake, ask staff rather than trying to force your way back.

Platform screen doors and signage on Seoul Subway Line 4 at Seoul Station — Reference photograph, not evidence of current service or conditions.
Image credit: LERK · CC BY-SA 4.0 · resized