late arrival Seoul overstay Korea tourist exit record Korea k-eta korea late night bus Korea 외국인 택스 리펀 airport transportation Korea night transportation Korea tourist visa rules korea illegal work tourist korea immigration risk esim korea Incheon Airport to Seoul Korea tax refund korea travel tips visa violation travel korea taxi at night Korea tourist rules Korea tourist overstay Korea consequences 한국 세금 환급 Incheon Airport late night transportation VAT refund Korea visa free korea tourist exit procedures Korea taxi Incheon Airport korea connectivity korea sim card 서울 쇼핑 환급 Tax refund in Korea Incheon Airport to Seoul after midnight AREX Korea visa-free Korea immigration overstay decision Korea travel Korea korea mobile internet korea tourism guide 공항 환급 방법 travel to korea missed last subway Korea tourist entry denial korea overstay exit risk Korea hospital visit tourist Korea korea entry requirements airport bus Seoul Korea tourist visa tourist medical emergency Korea Myeongdong tax kiosk overstay clearance Korea Korea night bus airport Korea travel guide