Helpful invention for an investigation with 捜査
Kanji Explanation: Investigation and inspection with 査

Conan is now staying with Detective Mouri in hopes of finding a case related to the men responsible for his becoming a child. He stops by Professor Agasa’s place to discuss the situation.
- 阿笠:
- 「おお、そうじゃ!!」
- “Oh, that's right!!”
- 「君
( の捜査( の役( にたつと思( って、作( った物( を…」- “I made this thinking it might help with your investigation...”
- Literal: “Thinking it would be useful for your investigation, the thing I made is...”
- “Oh, that's right!!”
Key Points
1捜査( = “investigation” in a detective/crime-solving sense
- Here 捜査
( means the work of investigating a case. - The kanji 捜 adds the sense of searching, so 捜査
( is more like case investigation than a general inspection or examination.
2の役( にたつ = “to be useful for”
- 君
( の捜査( の役( にたつ means “be useful for your investigation.” - The first の links 君
( to 捜査( (“your investigation”), and the second の links that whole phrase to 役( にたつ.
3と思って = reason behind the action
- ~と思
( って、作( った means “I made it thinking that…” or “because I thought…” - It explains Agasa’s motivation for making the item before he reveals what it is.
Vocabulary
捜査 (Investigation)
捜査
( means a criminal investigation by police or prosecutors to identify suspects and gather evidence.思う (Think)
思う
( means to think, feel, believe, expect, or hope.作る (To make)
作
( る means to create or prepare something.
See Also
- External: Past tense with 〜た・〜だ
- Grammar: Quoting and reporting with と and って
名探偵コナン © its respective creators. It is used here for educational commentary.