GrammarN22 min read2026-02-17

に従って/に従い

N2 grammar pattern expressing compliance or proportional change with two main uses

Meaning

に従って/に従い has two primary meanings: (1) to follow, obey, or act in accordance with rules, instructions, or opinions without violation; and (2) to change proportionally or simultaneously with something else. The pattern can attach to noun + に従って or verb dictionary form + に従って, indicating either adherence to a standard or a causal relationship where one situation changes as another develops.

Formation

Part of speechFormation
動詞辞書形に従って/に従い
名詞に従って/に従い

Examples

  1. 地震が発生した時は、先生の指示に従って安全な場所に避難してください。
    When an earthquake occurs, please evacuate to a safe place following your teacher's instructions.

  2. 運転手は交通規則に従って運転すべきです。
    Drivers should drive in accordance with traffic regulations.

  3. 社長の決定に従って、来月からインドで新しい工場を開くことになりました。
    Following the president's decision, we will open a new factory in India starting next month.

  4. 医者の指示に従って、時間通り定量の薬を飲んでください。
    Please take your medicine on time and in the correct dosage according to the doctor's instructions.

  5. 経済が発展するに従って、人々の暮らしは豊かになってきた。
    As the economy develops, people's lives have become more affluent.

  6. 増加する観光客のニーズに従って、空港から市内までのバスの本数も増やしていこう。
    As the number of tourists increases, we should also increase the number of buses running from the airport to the city center.

  7. 山に登るに従って気温が下がる。
    As you climb the mountain, the temperature decreases.

  8. 両国間の文化交流が進むに従って、相互の文化への理解もいっそう深まっていった。
    As cultural exchange between the two countries progressed, their mutual understanding of each other's cultures deepened further.

Summary

  • Use に従って/に従い to express 'following' or 'in accordance with' rules, instructions, or decisions
  • Also expresses proportional change where one situation develops or changes as another situation progresses
  • に従い is more formal/written; に従って is more commonly used in both speech and writing

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