>>102116386Japan actually has laws on how long you're allowed to be in the country a year if you're not a citizen-by-birth, as well as how many times you're allowed to visit the country, and how much time you need to spend outside of the country between visits.
Cover frequently forces the talents to blow through all their Japan time on poorly planned and poorly scheduled recordings and then shafts them when they aren't on-call anymore because they're barred from entry for 260 days.