GrammarN22 min read2026-02-17

からには

Japanese grammar expressing strong causality and consequent determination or obligation

Meaning

からには expresses a strong causal relationship where the establishment of the first clause naturally leads to the necessity or inevitability of the second clause. It emphasizes that once a condition or decision is made, certain consequences or obligations must follow. The second clause typically expresses the speaker's determination, will, obligation, or impact on others. It's synonymous with 以上は and 上は.

Formation

Part of speechFormation
动词普通形からには
い形容词からには
な形容词 であるからには
名词 であるからには

Examples

  1. 結婚するからには、幸せな家庭を作っていきたいと思う。
    Since I'm getting married, I want to build a happy household together.

  2. 決心したからには行動しなければなりません。
    Now that I've made a decision, I must take action.

  3. 警察官であるからには、全力で市民の安全を守るべきだ。
    Given that I'm a police officer, I should protect citizens' safety with all my effort.

  4. どうせやるからには上手にやるようにしなさい。
    Since you're going to do it anyway, you might as well do it well.

Summary

  • Expresses strong cause-and-effect with determination or obligation in the second clause
  • Often paired with modals like なければならない (must), べきだ (should), or に違いない (must be)
  • Used when a premise logically requires a response involving the speaker's will, duty, or consequences

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