SEOUL TRAINS

To the east side. To the west side. And to Gangnam. On a Metro train. On an A'REX train. And on a Korail train.
東へ。西へ。江南へ。メトロで。A'REXで。KORAILで。

With this card, you can ride any line.
このカードがあれば、どの路線でも乗れる。