Oh, crud, I just realized that I’ve been reincarnated into my favorite manga as the first boss defeated by the heroine at the start of the story! Worst yet, it turns out my fiancé is the strongest of the Four Grand Magi and the very villain who slanders my character as a disgrace on her deathbed! I’m outta here! This is the story of the weakest manga villainess who seeks out the slow life instead of the villain life. (Source: Cross Infinite World)

There was a fire. Kousei lost his mother, his father and his precious little sister, Sanae. One month later he woke up to find himself in a hospital and was moved to pediatrics where he could share a room with other boys his age. Professor Kimishiro is loved and respected by his students, but disliked by faculty and administration. He's pushed from his classroom by university politics and takes a team to the jungles of the Amazon in search of new medicines and perhaps a chance to gain back his reputation amongst those with influence back home. Instead of cures, his team stumbles upon a lost temple in the jungle, a place the village guides claim to be 'The House of the God of the Black Death'. What are the temple's secrets, and can any man, let alone a mere boy, survive the plague of an angry God?

Steph, a vampire who dedicates his life atoning for his sins, meets Shukley, a different type of vampire. While traveling with the once-lonely Shukley, Steph drinks his blood and feels his warmth. However, the past events in his hometown still haunt Steph, leaving him with grief and remorse. After running into Shukley's father and learning the truth, Steph's wish finally comes true... (Source: Media Do) *Note: Includes one extra chapter.*

When a hardcore gamer downloads an update that transports him into his favorite game, Dungeon Explorer Chronicles, he expects a life of pretty girls and epic fights. He starts as a student at Adventurers’ High, the top school for budding adventurers, eager to dive into the fantastical dungeon that’s appeared in modern-day Japan. But one glance in the mirror shatters his dreams of badassery! He’s entered the game as Piggy, the love-to-hate overweight villain whose stalker-like obsession with his reluctant fiancée spells his doom. With elitist bullies roaming the school halls and cutthroat adventurers lurking in the dungeon, our hero has to act fast to lose weight and level up if he wants to survive and break free from his scripted fate. Using his peerless knowledge of the game, he’s ready to exploit every trick to become the world’s greatest unsung hero! (Source: J-Novel Club)

The story centers around Ajiyoshi Yoichi or Mr Ajikko's son.

Clumsy but beautiful Kaori Mochimizu is crushed by a massive machine while protecting a junior colleague during a powerful earthquake in her pharmaceutical company’s research lab. When she comes to, a goddess is standing before her… Reincarnated as a young girl, Kaori begins her second life armed with two powerful skills: “Structural Analysis” and “Structural Editing,” which let her freely examine and modify the status of people and monsters! *Source: Alpha Manga*

Ikewaki Gajirou, nicknamed Gacchan, is the most valorous of the Big 5 in his school. He's a pretty good person. However, he has one flaw that people fear him for...

Main storyline: There is a kingdom on a island somewhere in the four seas (sry- not too fluent in Japanese), all was well until oneday it was attacked by an army of Demons via. sodomy (fill in your imagination)- and of course the Prince of this kingdom was taken prisoner by the Devil King. With his last strength*cough* the Prince casts a spell that takes this island to another realem/make invisible- so that this "carnage" is maintained. Our main 2 characters are the Princes #1 bodyguard, and the bodyguard's protege- so thus begins their quest to regain the kingdom, kill the demons, and save the Prince. But it won't be that easy, cause watch out the Demons are always ready for a through tumble!

Mikumo Higashino and Sei Imajo were once close childhood friends. Then they grew apart when Mikumo had to move away for her parents' work. Two years have passed, and through intense studying, Mikumo makes it into same prestigious high school as Sei. However, Mikumo's heart-pounding excitement turns to surprise when she finds out that Sei isn't who he used to be! A sweet, innocent romance that will be sure to give the reader butterflies in their stomach! (Source: MangaPlaza)

Features stories based on the hit Super Mario games! From crazy to classic, Mario and his friends star in adventures that find them traveling through the many worlds of one of the biggest video game series ever! (Source: VIZ Media)

Working at a construction company, 21-years old Riko has no experience in love but would like to fall in love. Kotetsu, her boss and childhood friend who is 8 years older, is cool and good looking, but because they share a sibling-like relationship, the chances of any development are zero…. And yet one day, as Riko returns from a mixer, Kotetsu suddenly says “I’ll take all of your firsts” and takes away her first kiss…! After that, Riko was driven into a corner by Kotetsu who would come on to her in the office whenever there was a chance. Could it be that I’m just being made fun of…? Despite thinking that, her heart just wouldn’t stop racing!