Tourist areas accept cards, but markets and small eateries may be cash-only with Korean-only menus.
🥢 Restaurants & cafés
- Menus: Often Korean-only — use Papago camera translate
- Kiosks: Tap English if available; otherwise ask staff
- No kids / quiet cafés: Check before bringing children
- No tipping — pay at counter or table QR
- Takeaway: “포장해 주세요” — some charge for disposable containers
- Allergies: Use Papago for detailed notes
🛵 Delivery apps
- Baemin / Coupang Eats: Overseas cards & guest checkout expanding — often needs Korean SMS verification
- Hotel lobby pickup easiest; need Korean address & door code
- Alipay+ / WeChat at some merchants
- No delivery tip
💧 Tap water
- Jeju tap water meets national standards — safe to drink
- Many still prefer bottled/filtered for taste or old pipes
- Bring extra water for hiking
🛍 Shopping
- Olive Young: Global app, Tax Free with passport
- Dongmun Market: Cash, souvenirs — check Tax Free stickers
- Hypermarkets: EMART, Lotte Mart — close ~23:00
🍶 Alcohol
- Age 19+ with ID
- Convenience stores sell local spirits — public drinking discouraged in quiet areas