How to use 以後 (いご)

Meaning of 以後

The Japanese verb "以後" (いご, Igo) can have various meanings depending on the context in which it is used. Here's a list of its primary meanings along with examples:

  1. After: Refers to the time following an event or action.
    • Example: 会議の以後、彼は変わりました。
    • Translation: After the meeting, he changed.
  2. From now on: Indicates a change in behavior or policy starting from the present moment.
    • Example: 以後、毎日運動することを決めました。
    • Translation: I decided to exercise every day from now on.
  3. Henceforth: Often used in formal or legal contexts to denote future actions or conditions.
    • Example: 以後の契約は新しい条件に基づきます。
    • Translation: Henceforth, contracts will be based on new terms.
  4. Hereafter: Used in written documents to refer to all subsequent text or actions.
    • Example: 以後の章では新しい理論を紹介します。
    • Translation: Hereafter, the chapters will introduce a new theory.

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