〜を契機に（して）
Examples
What should you do next?
Recommended next lessons
〜からいうと / 〜から言えば
Judging from... / From the standpoint of... (Expressing an opinion based on a specific perspective).
〜に相違ない
Without a doubt; must be. Expresses the speaker's strong conviction or logical certainty based on evidence.
〜が早いか
As soon as... (Expresses that an action happens almost simultaneously with another, often focusing on the speed and suddenness of the second action.)
〜や否や
As soon as... / No sooner than... (Expresses that the second action occurs immediately after the first, typically describing a natural, instantaneous reaction or event.)
〜なり
As soon as... (Expresses that the subject performs an unexpected, sudden, or non-routine action immediately after another action.)
〜を余儀なくされる
To be forced to do or undergo something due to unavoidable circumstances (strongly collocates with nouns of negative change/stoppage like 延期, 中止, 変更, or 撤退).