HI, Welcome to jENI NO PIKA PIKA NIHONGO.Today, I'm going to introduce you an expression which is commonly used in many offices when you leave the office after work.Tsukareru means get tired.So Otsukaresama deshitaappreciatethepainsyour co-leaguehastaken.When you work at a Japanese company, you can use おつかれさまでした to your Japanese co-leagues and they would appreciate your greeting.Thank you for listening this episode to learn Nihongo.おつかれさまでした。