JLPT N2
を契機に（をけいきに）
as a good opportunity/chance to; as a result of ~
Structure / Usage
Noun + を契機に / を契機として
Example Sentences
結婚を契機に、タバコをやめた。
I quit smoking on the occasion of getting married.
地震を契機に、防災意識が高まった。
The earthquake served as an impetus for increased disaster awareness.