Japanese phrase
この件の___ですか？ ko no ken no ___ de su ka
Meaning
Are you the ___ for this matter?
When to use it
Checks whether someone handles a particular matter. It is a polite, direct question used to find the right contact at a workplace or service counter.
Example dialogue
すみません、この件の担当者ですか？ su mi ma se n ko no ken no tan tō sha de su ka
Excuse me, are you the person in charge of this matter?
はい、私です。 ha i watashi de su
Yes, that's me.