Akutou Danshi Collection

From Shoujo Manga Maniac:
Suzuno is able to transfer to a new high school on one condition: She has to manage a dorm nicknamed “The City of Crime,” where all the residents are troublemakers!

Includes two other stories:
• Ecchi no Ojikan (Erotic Times)
Shizuku wants to do ecchi things with her older boyfriend, Katsuki. He agrees if she can score above 80% in all her exams. However, Shizuku still worries that he sees hers as a little sister..
• Shounen Kakumei (Boy Revolution)
Chitose is a 12 year old boy who has a bad habit of sexually touching girls. He works in the same company as Aya's mother. Due to circumstances, he and Aya will be living with each other over spring break.