The Korea Transportation Card is a convenient smart card used for public transportation in South Korea. It allows users to pay for fares on buses, subways, and even some taxis without needing cash or tickets. The card can be easily recharged at various kiosks and convenience stores throughout the country. In addition to transportation, the Korea Transportation Card can also be used for small purchases at select shops and vending machines. This multifunctionality makes it a popular choice for both locals and tourists, enhancing the overall travel experience in South Korea.