T-money top up1 T-money Card for Kids in Seoul: How to Register the Child Fare If your child is 6 or older, buy them their own T-money card and register their age before the first ride.An unregistered T-money card charges the adult fare of 1,550 won, while a registered child card pays 550 won and a youth card 900 won per subway ride, as of November 2026.Children under 6 do not need a card at all.We live in Seoul with kids, and the registration step is the one thing almost .. 2026. 11. 5. 이전 1 다음