〜に応じて（は）/に応じ

Meaning

~に応じて expresses taking appropriate action in response to or proportional with something's change or condition. It indicates that one action adjusts or corresponds to another thing's status, needs, or circumstances. This pattern is commonly used in formal and business contexts to show how decisions or actions vary based on different situations.

Formation

Examples

1. 必要に応じて計画を変更する場合があります。
   Depending on necessity, there may be cases where we change the plan.

2. この旅行会社はお客さんの予算に応じてホテルを予約してくれます。
   This travel agency will make hotel reservations for customers according to their budget.

3. 私たちはそれぞれの場合に応じて適切に対処すべきです。
   We should respond appropriately depending on each individual situation.

4. 学校は生徒の要望に応じ、学生食堂のメニューを増やす予定です。
   In response to student requests, the school plans to expand the menu at the school cafeteria.

Summary

• Use に応じて when an action or outcome adjusts proportionally to a changing condition or need
• Distinguish from によって: に応じて emphasizes responsive adjustment, while によって shows cause/reason or either/or choices
• Common in polite business expressions like ご希望に応じて (in accordance with your wishes), where によって cannot substitute