Originally Posted by
RichardInSF
I guess you haven't spent much time in Korea or Japan because the likelihood of these ways of handling it happening are virtually non-existent at this level of hotel. What would most likely occur is that no one would give the slightest indication throughout the stay. Then, at checkout, the OP would get an additional amount on the bill and charged to their card (which is required at the time of an award booking by Hyatt).
I've been to Tokyo, not Korea but will take your word for it all.