Tetsuya Takahashi was suddenly summoned to another world. However, his invocation was a mistake and after participating in the level review...he has the weakest \[level limit\], lv.1, the king seeing his limit calls him "defective" and condemns him to death! Despite being summoned against his will. Tetsuya is thrown into the valley of the monsters. There he was attacked and brought to the brink of death, and when he used his unique skill \[Absorb Corpse\], he gained the skills that the corpse possessed! "...Let's do it! Survive in this world, become strong and take revenge on those who were summoned. The "level 1" man who was called "defective" and "weak"... now begins the ascent to be the strongest! (Source: Kadokawa, translated)

As a continuation of the Slayers Special novel series, each volume also consists of several one-shot stories (sometimes, 2-chapters stories) about a pre-Slayers Lina Inverse and Naga the Serpent. (Source: KanzakaDex)

Sakuragi Ryo believes there are three different ranks inside the high school hierarchy. The "A" rank consists of the best looking, the smartest, and the most athletic members of the high school. The "B" ranks are the average members, while the "C" ranks tend to be ignored by the rest of the school. Against his own will, Ryo was dragged into the "A" ranks of his middle school, leading a school life he did not choose. Now entering high school, he vows to stay out of the limelight, and cement himself as part of the "B" ranks. He just wants to live a peaceful and uneventful school life. One evening after school, he runs into a scene of three delinquents surrounding a girl. He was hoping he wouldn't have to intervene, but the girl was in desperate need of help. The girl he just saved happened to be the prettiest girl of his high school, and now she wants to repay him for saving her. Ryo now must take all measures to not attract the attention of the rest of the school to stay in the "B" ranks. (Source: MangaHelpers)

Situated between volume 2 and 3 of Torikagosou no Kyou mo Nemutai Juunin-tachi.

Spin-off of Prince of Stride told from the perspective of rival school, Saisei Gakuen.

Sakuragi Ryou believes there are three different ranks inside the high school hierarchy. The "A" rank consists of the best looking, the smartest, and the most athletic members of the high school. The "B" ranks are the average members, while the "C" ranks tend to be ignored by the rest of the school. Against his own will, Ryou was dragged into the "A" ranks of his middle school, leading a school life he did not choose. Now entering high school, he vows to stay out of the limelight, and cement himself as part of the "B" ranks. He just wants to live a peaceful and uneventful school life. One evening after school, he runs into a scene of three delinquents surrounding a girl. He was hoping he wouldn't have to intervene, but the girl was in desperate need of help. The girl he just saved happened to be the prettiest girl of his high school, and now she wants to repay him for saving her. Ryou now must take all measures to not attract the attention of the rest of the school to stay in the "B" ranks. (Source: MangaHelpers)

Being a hitman for the government is never easy. And then the girl you like turns out to be...!

Ever since he was a kid, Hoshino Yuuda was forced to care for himself. For someone who grew up all alone, having someone like Saitou Yukihito confessing his wish to die for Hoshino was just plain absurd. Though, thinking that he could make use of Saitou, Hoshino proposed that they should start off as friends. However, will Saitou’s advances lead to something more?

Yasutaka Iijima, a boy wearing glasses, sits in the corner of the classroom and wants nothing to do with Ema Kitaoka, a popular gal in the same class. However, after a chance meeting at the school camping trip, they started talking with each other, but only outside of school. They are both unsure of each other's "true feelings." (Source: Comic Howl, translated)

Miyako, who has undergone strict training, is the heiress of a rich family. However, the person she loves is her distant cousin Chiaki, who is her complete opposite. Miyako's mother has always been opposed to their relationship and arranges an omiai for her. Just when Miyako prepares to elope with Chiaki, she finds out that he has already left...? (Source: Wild\*Hope)

An anthology comic by various mangaka.

A boy with a special skill called invulnerability, or in other words, immortality, hated by shinigami is visited by one! Now he and his research team have to find a way to stay "alive".