Using all my savings to go to Japan for a week long trip?
Saving my money to pay off my future student loan?
Somebody: I'd save up more and go for two weeks at least – the biggest cost will be airfare, so you might as well make the most of it.
I would say this depends on a) Your future opportunities for life experiences and b) how significant your loans will be compared to your earnings.
Saving for your future loan.
Are you sick and have one month to live or are you in it for the long run?