GrammarN32 min read2026-02-17

〜によると/よれば

Japanese grammar expressing the source or basis of information

Meaning

This pattern indicates the source or origin of information. It shows where information comes from or what it is based upon. It is commonly used with hearsay expressions like そうだ, らしい, and だろう to indicate that information is being reported or inferred from that source.

Formation

Part of speechFormation
名词によると/よれば

Examples

  1. 今朝の天気予報によると、午後は雨が降るそうです。
    According to this morning's weather forecast, it seems like it will rain in the afternoon.

  2. 先生によれば、山下さんは風邪をひいたので、学校を休んだそうだ。
    According to the teacher, Yamashita caught a cold and didn't come to school.

  3. 地図によると、この辺に有名な寺があるらしい。
    According to the map, there seems to be a famous temple in this area.

Summary

  • Used to mark the source or basis of information (によると or よれば)
  • Commonly paired with hearsay/inference markers like そうだ, らしい, and だろう
  • Follows the pattern: noun + によると/よれば + statement

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