questioner

Noun

A person who asks questions, or who conducts an official enquiry.

Japanese Meaning

質問をする人 / 公式な調査や審問を行う人

The questioner pointed out an inconsistency in the witness's testimony, prompting further investigation.

質問者は証人の証言に矛盾点を指摘し、さらなる調査を促した。

Sense（1）

A person who asks questions, or who conducts an official enquiry.

questioners

（ plural ）