下調べ

したしらべ

preliminary investigation

JLPT N1

Character Breakdown

Meaning and Usage

"下調べ" (したしらべ) means "preliminary investigation" or "preliminary research." It refers to the act of gathering information or checking details in advance before an event, task, or decision.

Common Contexts

This word is often used in contexts like preparing for trips, meetings, projects, or any situation where prior knowledge helps ensure success or smooth progress.

Collocations and Patterns

  • 下調べをする: to do preliminary research
  • しっかり下調べする: to thoroughly investigate beforehand
  • 下調べをしておく: to prepare in advance

Register and Nuance

"下調べ" is a neutral, somewhat formal noun used in both spoken and written Japanese. It is appropriate in business and casual contexts when discussing preparation.

Learner Tips

Learners sometimes confuse "下調べ" with general "調べる" (to investigate). Remember that "下調べ" specifically implies doing research or checking in advance, not just any investigation.

Example Sentences

りょこうにいくまえに、したしらべをしておくとあんしんです。

It's reassuring to do some preliminary research before going on a trip.

かいぎのまえにしたしらべをして、しりょうをじゅんびしました。

I did some preliminary investigation before the meeting and prepared the materials.

あたらしいプロジェクトをはじめるまえに、しっかりしたしらべをすることがじゅうようです。

It is important to thoroughly do preliminary research before starting a new project.