Grammar › N1 · 11 Formal and written style
〜にかかわる: concerning; affecting
N1 · 11 Formal and written style
Says something is connected to or affects something important.
Noun + にかかわる + noun: 命にかかわる, 評判にかかわる, 人事にかかわる. Often means it can seriously affect something, so it is used for important matters. Compare 〜に関する, which is neutral.
Examples
この病気は、放っておくと命にかかわる。
If this illness is left alone, it could be life-threatening.
そんな噂は、会社の評判にかかわる問題だ。
A rumor like that is a matter that affects the company's reputation.