expression, noun
unpopular role; unpopular task
Refers to a role or task that makes the person doing it disliked, such as being the bad guy in a story or the one who delivers bad news. Often used in contexts where someone must take on an unpleasant duty for the sake of the group.
彼はいつも嫌われ役を引き受ける。
He always takes on the unpopular role.
会議で反対意見を言うのは嫌われ役だ。
Voicing opposing opinions in meetings is an unpopular task.