A student who serves as a model for others because of good grades and behavior; an exemplary student.
彼女はいつも授業で発言し、模範生として先生に褒められた。
She always participates in class and was praised by the teacher as a model student.
模範生に選ばれて、校長から表彰状をもらった。
I was chosen as a model student and received a certificate from the principal.
クラスの模範生が学級委員に立候補した。
The class's model student ran for class representative.