expression
whatever the case may be; no matter what
Used to express that something holds true regardless of the circumstances or outcome. Often follows a clause or stands alone as a concessive phrase.
結果がどうであろうと、全力を尽くすつもりだ。
Whatever the result may be, I intend to do my best.
彼がどうであろうと、私の決心は変わらない。
No matter what he is like, my resolve won't change.