1LDK + JK Ikinari Doukyo? Micchaku!? Hatsu Ecchi!!?

This is an anime adaptation of the manga by Fumitsuki Sou.

Following an error in their rental agreement, Akane Misaki and Ken Hasama find themselves tenant of the same apartment. Unfortunately for them, the only vacant apartment will only be available in a week. Therefore, Akane and Ken will have to live together until then.