Refers to an unlucky state or event. Often used in formal or written contexts, but also common in everyday speech. Antonym: 幸運 (こううん, good luck).
Antonyms: 幸運
He lamented his misfortune.
不運にも、試合は雨で中止になった。
Unfortunately, the game was canceled due to rain.
He was struck by great misfortune in his business.
Due to an unlucky accident, he couldn't play in the match.
Her friends lamented her misfortune.
My bad luck has been continuing lately.
不運 describes bad luck or misfortune, the direct opposite of ラッキー's good luck.