高校生
N4こうこうせい
[koukousei]
Meanings
1.Noun
senior high school student
Examples
姉は高校生になりました。
My older sister became a high school student.
うちには高校生の妹が一人います。
I have a younger sister in high school.
高校生の時に留学しました。
I studied abroad when I was in high school.