Two hundred lower price on Chwaseok "seated" buses) and a free transfer between bus solutions if made in the hour.|We did not have to do laundry since it was just one night, but I believe It might be practical for those who travel for a lot more than two evenings https://2488392.suomiblog.com/how-much-you-need-to-expect-you-ll-pay-for-a-good-ulsan-travel-53545470