based on; on the basis of

に基づいて means an action is grounded in some standard, rule, or data. Attach it to a noun; the modifying form is に基づく/に基づいた. It is formal and common in legal, scientific, and business contexts.

Examples

• 事実じじつに基もとづいて、報告書ほうこくしょを書かいた。

  Jijitsu ni motozuite, houkokusho o kaita.

  I wrote the report based on the facts.

• 規則きそくに基もとづいて、処分しょぶんが決きまった。

  Kisoku ni motozuite, shobun ga kimatta.

  The penalty was decided on the basis of the rules.

Vocabulary in these examples

• 事実 fact
• 報告書 report (document)
• 書く to write
• 規則 rule, regulation
• 処分 disposal, getting rid of
• 決まる to be decided

Related patterns · Condition and basis

• 〜限り as long as; as far as
• 〜さえ〜ば if only; as long as just
• 〜ないことには unless; without first
• 〜以上は now that; since (given that)
• 〜からには now that; since (so naturally)