Different subway tickets from city to city.jpg

pu1. Seoul is the only card

2019-02-25

OK

pu2. I lived in Seoul, so I thought it was all card-based

2019-02-25

OK

pu3. The coin method is interesting

2019-02-25

OK

pu4. Do you charge the coin and use it?

2019-02-25

OK

pu5. The paper tickets are still in use

2019-02-25

OK

pu6. It's not that big of a Korea, but there's a big difference

2019-02-25

OK

pu7. The coin is interesting

2019-02-25

OK