生せい死しに関かかわる問もん題だい

expression, noun

matter of life and death

A fixed expression used to describe a situation or issue that is extremely serious, potentially fatal, or of critical importance.

• これは生せい死しに関かかわる問もん題だいだから、慎しん重ちょうに判はん断だんしなければならない。

  This is a matter of life and death, so we must judge carefully.

• 医い者しゃにとって、患かん者じゃの生せい死しに関かかわる問もん題だいは日にち常じょう茶さ飯はん事じだ。

  For doctors, matters of life and death for patients are everyday occurrences.