Nanase is an honor student. She longs for a gyaru and decides to give her a daring makeover and make her heart-pounding high school debut. However, she doesn't have a gyaru because she's going to high school, so she and Mamiya-kun, a Yankee, are alone?

I suddenly remembered. This world is the world of an erotic manga, and that I was reincarnated as the scumbag who is supposed to steal the heroine in this world. Well, I don't have such a hobby, so I thought the heroine should get along with the protagonist. But why are you paying attention to me, heroine?

Adaptation of the popular Novel posted in Kakuyomu "The Story of a Man Who Is Reincarnated as the Shittiest Guy in a Doujin, but the Heroine Keeps on Coming Close to Him"

Suzuki, an energetic girl who can't help but follow the crowd, finds herself drawn to Tani, a quiet boy who can easily speak his mind. Enter: the serialization of a hit one-shot! A story for anyone who wants to enjoy love! This down-to-earth, relatable rom-com is ready to pull at your heartstrings!

Serialized in Shounen Jump +. Published by Shueisha.

From Kodansha:
One day, when I was making school supplies in the art room, a very scary-looking girl was staring at me? Crafts
girl vs. art boy romantic comedy:

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Master spy Twilight is unparalleled when it comes to going undercover on dangerous missions for the betterment of the world. But when he receives the ultimate assignment—to get married and have a kid—he may finally be in over his head! Not one to depend on others, Twilight has his work cut out for him procuring both a wife and a child for his mission to infiltrate an elite private school. What he doesn’t know is that the wife he’s chosen is an assassin and the child he’s adopted is a telepath!

Meet Haruka Kawatsuji, a young boy who miraculously survived a fall from his apartment's balcony as a child. Unfortunately, despite his best efforts to find that same thrill in sports and horror movies, he's never quite managed to feel as alive since. However, that may all be about to change in a fateful encounter with one very eccentric girl!

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Hisaya Minato, a normal high school student, has a female friend who is a bit peculiar. She is Aoi Hatsuki, the most beautiful girl in the high school. For some reason, they get along very well, and since they happen to live on the same floor, they gradually become good friends, coming and going from each other's houses.
One day, Minato suddenly asks her to show him her panties. At first, Hatsuki is reluctant, but then she starts to roll up her skirt?

Serialized in Gangan Online. Published by Square Enix.

Shuichi, a high school student, ended up marrying his childhood friend whom he originally thought was a boy.
When they reunited 10 years earlier, his childhood friend Yuika had transformed into a beautiful girl, which initially made Shuichi quite nervous. However, as time passed, he gradually grew accustomed to the sense of closeness as best friends. And thus, their love story as an ideal couple with a charming touch of innocence begins.