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See the whole course›Intermediate 3›Science, Technology, and Society

Japanese grammar · ≈ JLPT N2 · Intermediate 3

〜を契機に~ o keiki ni

as a trigger for change

Use 「〜を契機に」 to present an event as the starting point for later action or change.

Start the interactive lessonIllustrated cards, audio and speaking practice

How it works

  1. Which event led to the change that followed? 「を契機に」 presents an event as the starting point for new action.

    Which event led to the change that followed? 「を契機に」 presents an event as the starting point for new action.

  2. Put a noun naming an event before it: 「事故を契機に」. Adding 「して」 keeps the same meaning.

    Put a noun naming an event before it: 「事故を契機に」. Adding 「して」 keeps the same meaning.

  3. You can also say 「事故を契機として」. This likewise presents the accident as the trigger for change.

    You can also say 「事故を契機として」. This likewise presents the accident as the trigger for change.

  4. It is common in formal language, such as news and reports, to explain what set an action or change in motion.

    It is common in formal language, such as news and reports, to explain what set an action or change in motion.

  5. The accidents and disasters in the examples are bad events in themselves, but they can also prompt improvements.

    The accidents and disasters in the examples are bad events in themselves, but they can also prompt improvements.

Example sentences

  • 大きなおおきなookina災害さいがいsaigaiをo契機けいきkeikiにniしshiて、te、エネルギーえねるぎーenerugii政策せいさくseisakuのno見直しみなおしminaoshi

In a conversation

Check yourself

  1. Level 1 · Recognise

    Which sentence is correct?

  2. Level 1 · Recognise

    Listen and choose the meaning

  3. Level 2 · Build

    Put the words in order

    Triggered by a major disaster, a review of energy policy progressed.

  4. Level 3 · Use

    What goes in the blank?

    大きな災害を____、エネルギー政策の見直しが進みました。

    Using a major disaster as a turning point, the review of energy policy moved forward.

More grammar in this theme

  • 〜を契機にas a trigger for change

Keep practising

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がga
進みました。すすみました。susumimashita。

With a major disaster as a turning point, review of energy policy has progressed.

  • A
    最近、さいきん、多くおおくの企業きぎょうが再生さいせい可能かのうエネルギーえねるぎーの導入どうにゅうを積極的せっきょくてきに推進にすいしんしていますね。

    A: Recently, many companies have been actively promoting the introduction of renewable energy.

  • 事故じこjikoやyaトラブルとらぶるtoraburuをo契機けいきkeikiとtoしshiて、te、安全あんぜんanzen基準きじゅんkijunがgaよりyori厳しくきびしくkibishikuなりました。narimashita。

    Triggered by accidents and trouble, safety standards have become stricter.

  • B
    ええ、気候きこう変動へんどうへえの対策たいさく強化きょうかを契機けいきとして、太陽光たいようこう発電はつでんや風力ふうりょく発電はつでんを導入どうにゅうする動きうごきが強まっつよまっています。

    B: Yes, triggered by the strengthening of measures against climate change, there is a growing movement to introduce solar and wind power generation.

  • A
    温室おんしつ効果こうかガスがすの削減さくげんに向けむけて、社会しゃかい全体ぜんたいが良いよい変化へんかに対応たいおうしていく必要ひつようがありますね。

    A: Toward reducing greenhouse gas emissions, the entire society needs to adapt to positive changes.

  • 〜といえばspeaking of; typical association
    〜というとtopic association
    〜べきだ/〜べきではないshould / should not
    〜ほど〜はないnothing is as … as
    〜(より)ほかない/〜(より)ほかしかたがないhave no other choice
    〜(っ)きり/〜(っ)きりだunchanged since then
    〜最中にright in the middle of
    〜かけだ/〜かけの/〜かけるstarted but unfinished
    〜ざるを得ないhave no choice but to
    〜をめぐってconcerning an issue
    〜上のrelated to an aspect
    〜上from a certain perspective
    Previous〜ざるを得ない
    Next〜をめぐって