Seems like a very long word, doesn’t it? And yet this is one of the most often heard expressions you will hear in conversations. This expression is used to mean “Thank you for all your hard work.” Literally, this expression means “You must be tired.” “Otsukaresama” is used to acknowledge someone’s efforts or work, or show your appreciation for the trouble that they have gone through.
More explanation and examples in this podcast!
Download: Episode 2