na-adjective
unlearned; uneducated; ignorant
Describes a person lacking formal education or knowledge; often used in formal or written contexts.
彼は不学な人ではないが、専門知識はない。
He is not an uneducated person, but he lacks specialized knowledge.
不学を恥じる気持ちが大切だ。
It is important to feel ashamed of one's ignorance.