My childhood friend Shida Kuroha seems to have feelings for me. She lives next door, and is small and cute. With an outgoing character, she’s the caring Onee-san type, this being one of her greatest strengths. …But, I already have my first love, the beautiful idol of our school, and the award-winning author high school girl, Kachi Shirokusa! Thinking about it rationally, I should have no chances with her, but, while walking home from school, she only talks to me, with a smile even! I might actually have a chance, don’t you think?! Or so I thought, but then I heard that Shirokusa already has a boyfriend, and my life took a turn for the worse. I want to die. Why is it not me?! Even though she was my first love…As I was drowning in despair and depression, Kuroha whispered. —If it’s that tough for you, then how about we get revenge? The best revenge ever, that is~

My childhood friend Shida Kuroha seems to have feelings for me. She lives next door, and is small and cute. With an outgoing character, she’s the caring Onee-san type, this being one of her greatest strengths. …But, I already have my first love, the beautiful idol of our school, and the award-winning author high school girl, Kachi Shirokusa! Thinking about it rationally, I should have no chances with her, but, while walking home from school, she only talks to me, with a smile even! I might actually have a chance, don’t you think?! Or so I thought, but then I heard that Shirokusa already has a boyfriend, and my life took a turn for the worse. I want to die. Why is it not me?! Even though she was my first love…As I was drowning in despair and depression, Kuroha whispered. —If it’s that tough for you, then how about we get revenge? The best revenge ever, that is~

An Osananajimi ga Zettai ni Makenai Love Comedy anthology by various mangaka.

*Note: Includes 1 extra chapter.*

He's a bit of a fool, but he's a hard worker. Motohisa is a high school sophomore and the new student council president. He's in love with the reliable vice-president, Ririka, but for some reason they always end up fighting. One day, he finally decides to confess his feelings to Ririka, but at that moment he falls into a loop. Every time he confesses, the loop starts again! He'll never be able to date Ririka. What's going on? A youthful school story in the mix of romantic comedy and science fiction! (Source: Akita Shoten, translated)

In front of Kosei Meguru, who has lost his memory, appeared a pure and simple beauty, Tanzawa Shirayuki. “──I was your girlfriend.” Shirayuki says this with a blush, kissing Meguru on the cheek. The next day, another captivating beauty with a devilish charm, Saikawa Mako, appears and becomes furious. “You really do have amnesia, unforgivable.” Suddenly seizing Meguru’s lips, she says, “──Because I’m your true lover. But you absolutely must not tell Shirayuki. It was a secret relationship.” Meguru is haunted by Mako’s words, “All that’s left for me is you, my accomplice”. Confused about what is true, Meguru accepts the secret love triangle… But as he starts to remember the pure love he had with these girls, who are also best friends, it becomes a curse that begins to eat away at him── Source: NU

Seiji Takagi is a high school boy who has had an urge to kill since childhood, despite being almost perfect in everything, both in studies and athletics. He doesn't get along with other people, until for the first time a capable rival, Takuma Suganuma, appears in front of him. The two formed a deep friendship. Until one day, when Takuma questioned Seiji about the suspicious death of his sister, who was supposed to have committed suicide. At that moment, Seiji finds himself sucked into a magic circle and reborn in another world. Summoned by magic, Seiji becomes the right-hand man of the crown prince Durel, in the Kingdom of Instrial, and rises to prominence. Meanwhile, Takuma, who was reincarnated in the same way as Seiji, has gained the trust of the second prince Ashley as a soldier and rapidly went up in the ranks, too. The two are reunited in another world, and even as they are caught up in the struggle for the throne between the two princes of the kingdom, they are also drawn to the truth behind the death of Takuma's sister... (Source: Dengeki Bunko, translated)