Don’t show your collarbone!
This rule is for the ladies. If you want to wear miniskirts and show tons of leg, go right ahead! Nobody will stare at you like you’re some weirdo from another planet. In fact, it’s pretty much become the standard for young women to wear miniskirts and short-shorts in public.
But you need to be aware of how revealing your top is. Under no circumstance can you show your collarbone. Showing your collarbone or cleavage is viewed as disruptive to the people around you. Svetlana said showing your collarbone is A-OK in Seoul and Busan, but be more mindful of what you wear when traveling to smaller cities and villages.