Kanojo no Kagi wo Akeru Houhou

Haruma's first impression of the new transfer student, Chitose, would be striped panties. Running into her in the hallway, Chitose's panties greet Haruma before they even know each other. Immediately, Haruma finds himself attracted to this mysterious panty girl, only to find out that she is transfering into his class AND she's going to be the new house keeper at his apartment.

High School student Usami Touru bumped into his classmate Ayabe Reri, one day while taking a stroll. Ayabe is like an idol in their School. She is a usually a quiet and honest beautiful teenage girl. But by chance that night, Touru caught a glimpse of her skipping on top of a rail. The next day, Touru was asked by Ayabe to keep what he saw a secret. How will the relationship of such an unlikely couple play out? ---

It's about a girl who loves underwear so much she tries to start an underwear club at school.

The beautiful, talented girl who just beat me to become Student Council President, suddenly shows up at my house announcing that we're getting married, because of an old promise between our parents? "No problem, if I just harass her for a bit she'd surely run off" I thought, but she might just be a bit more formidable than I expected. Nakata Yumi's original series that eventually became serialized as [Okusama ga Seito Kaichou!](https://mangadex.org/title/8654/okusama-ga-seito-kaichou), featuring Wakana Ui and Izumi Hayato in a much different form than the serialized version.

The Suzuhara sisters are having trouble managing "Cafe Delicious", inherited from their deceased father. In order to support them, the protagonist, Hashiba Yuutarou, agreed to work part-time at the shop for a crappy salary, but he has a secondary goal, which is approaching his love interest, Suzuhara Akane. Will their love blossom?

This story depicts the wildly exciting days of the youth and love of the female students living in the Benten dorm, attached to Benten Academy. Under the supervision of Mikimoto Marie, the dorm's managed to keep relationships between male and female students strictly platonic, but with the boys from their neighbor dorm constantly eyeing the girls, it won't be long until their sexual desires take over... Includes three one-shots that eventually spawned the sequel, [Mako-chan to Asobo!](https://mangadex.org/title/3466d113-572f-4f9d-8532-653d2ccc871a/mako-chan-to-asobo)