unqualified person; unlicensed person; legally incompetent person
Refers to someone who lacks the required qualifications, license, or legal capacity for a specific role or action. Often used in legal, professional, or regulatory contexts.
It is prohibited by law for an unqualified person to perform medical procedures.
If you don't pass this exam, you'll remain an unqualified person and won't be allowed on site.
The opposite: a qualified or licensed person.
The qualification or license itself; 無資格者 is a person who lacks 資格.
Compound of 無 (mu, 'without') + 資格 (shikaku, 'qualification') + 者 (sha, 'person').