The only Kogal (fashionable high school girl with tanned skin) character in School Rumble, Kozue is perhaps the trendiest girl in 2-C. She is pretty good in sports, thus her appearance in the girl's relay.

She seems to adopt the Kogal look only partway through the series

Imadori: Kozue enjoys flirting with Imadori, though it's not clear how serious her attraction to him is.