Seomyeon has several Olive Young stores: Seomyeon Town (704-1 Jungang-daero) and the Seomyeon Station store (737 Jungang-daero) are both open till 11 PM, perfect after dinner. Sensitive skin? See BRING GREEN Tea Tree Cica cleansing water (6,890 reviews). Waters of 400ml go in checked luggage. Busan store stock wasn't checked.