Ключевые слова: asia, automatic, bus, business, card, cashless, character, commute, contact, convenient, destination, editorial, electronic, fare, gate, gwanghwamun, hold, information, korea, line, machine, money, palace, pass, pay, prepaid, promotion, public, rail, railway, riding, service, shopping, smart, south, station, store, subway, system, terminal, ticket, tourism, train, transport, transportation, travel, traveller, trip, work,