tricky question; odd question
Refers to a question that is strange, puzzling, or deliberately tricky, often in quizzes, exams, or interviews.
I was asked a tricky question in the interview and didn't know how to answer.
このクイズ番組は毎回奇問ばかりで、解答者が困っている。
This quiz show is full of odd questions every time, and the contestants are struggling.