unfortunately; regrettably; to one's regret
Adverbial use expressing that something is regrettable or cannot be helped. Often used at the beginning of a sentence or clause.
Unfortunately, there wasn't enough time.
Regrettably, the budget is limited.
what can be done about ...; ... cannot be helped
Formal or literary expression used in the pattern 〜をいかんせん, meaning that something is beyond one's control or cannot be helped. Rare in everyday speech.
With the lack of funds being what it was, we had no choice but to cancel the plan.