個人 (kojin) means “individual” | MotiTan Japanese Dictionary

More examples

これはあくまで個人の意見です。ko re wa a ku ma de ko jin no i ken de su

This is just a personal opinion.

Presents one person as a separate unit, apart from a group or organization.

一人hitori: A single person counted as one member or participant.

集団や組織から切り離して考えた一人の人。shū dan ya so shiki ka ra ki ri hana shi te kanga e ta hito ri no hito

As a Sino-Japanese compound, 個 (ko, "individual") combines with 人 (jin, "person") to form 個人 (kojin), meaning one person viewed separately.

In everyday conversation, 個人 (kojin) can sound formal, while 一人 (hitori) is often more natural when the point is simply that there is one person.