There are mainly female members in Underground Student Council in Prison School, namely, Mari Kurihara, Meiko Shiraki and Hana Midorikawa. Speaking of Prison School cosplay, Hana is one of the most popular characters for girls to be cute and beautiful. A slightly different from the standard school uniform, Hana wears leggings instead of socks that other girls wear. In addition, the straw-colored hair in a bob could make girls quite noticeable.
Although we know that anime is for people of all ages. As for the anime Prison School, I think it’s more appropriate for adults other than kids, mainly refers to the ecchi parts.