Subway, currency, etiquette, and language survival — the things that save the trip, with specifics.
The counter is empty and a backlit screen is waiting. A ground-level guide to Korea's self-order kiosks — the buttons, the language tab, the card that gets refused. KO: 한국 식당 키오스크, 화면 읽는 법
Korean household rubbish is sorted by law, and the bag that carries it is only valid in the district that sold it. What to ask for, and where each thing goes. KO: 종량제 봉투는 구마다 다르다
Seoul's buses are colour-coded on purpose. Learn what each colour promises, why you tap twice, and the single miss that costs you a transfer. KO: 서울 버스의 색을 읽는 법
Three digits, free, answered around the clock: how Korea's 1330 hotline puts a live interpreter between you and the taxi driver, the pharmacist, the locked door. KO: 1330, 한국어를 대신 말해주는 번호
A restaurant listed 11:00–22:00 can be dark at four and refusing orders at nine. Three pieces of Korean signage explain why, and let you plan around them. KO: 브레이크타임, 라스트오더, 정기휴무
Land at Incheon, open Google Maps, and walking directions go blank. Korea keeps its map data at home — here are the two apps that actually route you, and how to search them without typing Hangul. KO: 구글 지도가 멈추는 나라에서 길을 찾는 법
Seoul gives directions in numbers, not landmarks. Exit numbers, car-and-door coordinates, and the map apps that actually route you. KO: 6번 출구, 4-3 앞에서
A lit red sign on the dashboard means the cab is free. How to flag one down, ride it, and pay — the app, the meter, the after-midnight surcharge, and why you never tip. KO: 빈 차의 빨간 불, 서울에서 택시 타는 법
Leave something on a Seoul train and it does not vanish. It enters a filing system with four addresses, weekday hours, and a clock that runs about a week. KO: 두고 내린 것들이 가는 곳
In Seoul, an address is often a single digit at the top of a staircase. Learning to read exit numbers changes how the city opens. KO: 출구 번호로 길을 찾는 법
Above ground, Seoul locates itself by subway exit. A short field guide to the numbered doors — and how to pick the right one before you tap out. KO: 출구 번호가 곧 주소다
Korean rentals hand you a spotless flat and a one-word note: 분리수거. Here is the part nobody explains — the right bag, the food-waste stream, and the night it all goes out. KO: 숙소에서 아무도 안 알려주는 쓰레기 규칙
On a Seoul platform, the difference between an escalator and a 200-metre march is decided before you board. The maps already know which car you want — here is how to read them. KO: 지하철, 어느 칸에 탈 것인가
An empty coffee cup and no bin in sight is not neglect — it is policy. A ground-level guide to where Seoul's trash actually goes, and how to travel without carrying yours all afternoon. KO: 쓰레기통 없는 거리, 그럼 어디에 버릴까
In more Korean dining rooms the host is a touchscreen. Here is the fixed order it asks in, and the thirty seconds that keep the queue behind you calm. KO: 키오스크 앞에서 당황하지 않는 법
The reader by the back door is the whole game. Tap off, and Seoul's transit system treats your bus, subway and next bus as one fare instead of three. KO: 버스에서 내릴 때 카드를 찍는 이유
A Korean address stops at the door. The rest is vertical — a café on three, a record bar underground — and the sign column outside tells you where to press. KO: 층마다 다른 가게, 한국 건물 읽기
A laminated A4 sheet, no photos, no English, and a server already halfway to the next table. Here is how to read the columns before you have to order. KO: 한국 식당 메뉴 빠르게 읽는 법