ApplePayKoreaIncheonairporttransitKoreapublictransportKoreatransittipsoverseascardKoreaSeoulClimateCardSeoulmetropaymentSeoultraveltipsT-Moneycardguide 10 May 2026 Seoul Subway Now Accepts Foreign Cards at Ticket Kiosks: What Visitors Need to Know Seoul's subway system has taken a significant step toward becoming more accessible for i…