The first unique romantic comedy manga in the history of CoroCoro! The slime he created transformed into a girl!? Kotarou, a young boy, is constantly pushed around by Puniru's freewheeling behavior. It's a fun and exciting daily life!

In his past life, although too weak to protect his home when it counted, out of grave determination Nie Li became the strongest Demon Spiritist and stood at the pinnacle of the martial world. However, he lost his life during the battle with the Sage Emperor and six deity-ranked beasts.

His soul was then brought back to when he was still 13 years old. Although he's the weakest in his class with the lowest talent, having only a red soul realm and a weak one at that, with the aid of the vast knowledge which he accumulated from his previous life, he decided to train faster than anyone could expect. He also decided to help those who died nobly in his previous life to train faster as well.

He aims to protect the city from the coming future of being devastated by demon beasts and the previous fate of ending up destroyed. He aims to protect his lover, friends, family and fellow citizens who died in the beast assault or its aftermath. And he aims to destroy the so-called Sacred family who arrogantly abandoned their duty and betrayed the city in his past life.

The strong and popular hero won't let me (the unpopular mage) go for some reason!!!
The adventures of the strongest hero's party is full of strange love.

“I want to have a wife as gentle as a rabbit and a daughter as cute as a mongoose.”

On Christmas Eve, after making a wish to a mysterious Santa and heading...

Due to global warming and rising sea levels of the early 21st century, humanity lost much of the Earth's landmass. At the same time, fleets of powerful sentient ships of unknown origin armed with advanced technology and weapons, known collectively as the "Fleet of Fog", mysteriously appeared and easily vanquished the world's naval forces. The Fleet of Fog impose a worldwide naval and aerial blockade, and thus preventing humanity from traveling across the seas.

Seventeen years after the battle, for some reason, Gunzou Chihaya and his crewmates aboard the I-401 and the personification (Mental Model) of the I-401, Iona, started fighting the Fleet of Fog...

“Scramble Love” is a smash-hit Japanese romantic comedy manga with over 10 million copies sold.
I was thrown into the world of that manga—one I had never even read.
And not as a main character, but as a forgettable extra with barely any role.

Leon, a former Japanese worker, was reincarnated into an “otome game” world, and despaired at how it was a world where females hold dominance over males. It was as if men were just livestock that served as stepping stones for females in this world. The only exceptions were the game’s romantic targets, a group of handsome men led by the crown prince.

In these bizarre circumstances, Leon held one weapon: his knowledge from his previous world, where his brazen sister had forced him to complete this game. Leon, who really just wants to to live as a shut-in in the countryside, uses that knowledge to raise a ferocious revolt against the women and handsome men.

After fierce bullying, Yuuto Kiba wanted to die. On the verge of committing suicide, his fate changes rapidly when a strange and funky beautiful girl, Kubaru, tells him, "Give me your life."

Make your life happy with love?! A slightly strange and psycho love drama.

Hiel was ridiculed for having a useless crest and was exiled to a remote island. When he grabbed an ice axe to reclaim the island, the true effect of his crest was revealed. With his production cheat he will reclaim this uninhabited island and start his life in paradise.

The Arisaka sisters (Hatsune and Kazuki) and the Kagura siblings (Yuuji and Marie) lived next door when they were smaller. So close that they could climb onto each other's verandas from the 2nd floor. They would always play together until one day the Kagura siblings had to move.
It's been 10 years and the Kagura siblings are moving back! Yuuji's turned into a pervert and Marie isn't the crybaby she used to be?

"THE NEW GATE", an online game that trapped its players and turned into a death game, was now releasing the thousands of players that had been dragged into it, thanks to the efforts of Shin, one of the most powerful players. But after having defeated the last boss and freed everyone, he was swallowed up by a strange light and found himself inside the game world 500 years in the future and unable to leave.

Anne-Sophia, the Princess who remembered her previous life at a young age, as well as her old self’s intense love of magic, set off to live out her fantasies in this fantasy world.

One day, during a magical mishap, she stumbled upon a scene where her brother Algard was breaking off his engagement to his fiancee, Euphilia.

What nobody could have foreseen is that this strange meeting would end up changing the course of history.

There are three female masters who are known to be the strongest in the world. The only thing they can’t get their hands on… their ideal man.

“If there are no ideal men, why not raise one yourself!?”

As they skim over the list of candidates, the ladies' eyes all fixate on one boy. A level 0 with no shred of talent…

Suzuki Iruma has just been sold to a demon by his irresponsible parents! Surprisingly, the next thing he knows he's living with the demon and has been transferred into a school in the demon world. Thus begins the cowardly Iruma-kun's extraordinary school life among the otherworldly...

The mom characters who appear in the game MamaFan are all unfortunate sub-heroines who always get bad ending routes. “Why... Why do such cute moms have to die?!”. Even though the protagonist tried very hard to request a route where they get saved, all of his efforts were in vain, making him spend his days in frustration. Then on a certain day, he suddenly gets reincarnated into the world of MamaFan... However, he gets reincarnated as a villainous aristocrat who's got nothing but the worst routes. This guy, who's crazy about mom characters — his fulfilling days of saving his beloved mom characters and his journey to create his harem full of plump women are about to begin!

Kanan is a demon hiding in a high school in the human world to feed on the souls of humans. She sets her sights on a single high school boy, but somehow ends up in a lovers contract with him!? Kanan, who has never been in love, is now filled with new feelings!

The romantic comedy of a pure-hearted demon's first love, begins!

(Source: Shounen Magazine, translated)

Duke Ferio Voleotti suddenly decided to adopt a daughter and finds a girl who he takes a liking to. This story is about a “loving” family of the world’s most richest, strongest, and arrogant father, his cute, blunt, muscle-loving adopted daughter, and a stepmother with a strange secret.

Kotesashi Kouyou is the protagonist who possesses outstanding skill as a masseur. He aspires to become a sports doctor and wants to get scholarship in medical school. Starting spring, he will attend the high school attached to Seiwa University, a sports powerhouse. Since his family is not wealthy, he has to work as a hostel manager where he is allowed to stay in order to pay for his school expenses, however, there he encounters high school girl athletes with various problems. Kotesashi's job is to take care of them physically and mentally, as well as being the hostel manager. School girls from sports clubs and massages! All this will start a life full of intense excitement in the dormitories!

“This love shot up like a rocket.”

Kinoshima Rocketry Club casually uploaded a test vlog of a test firing of their hybrid engine. The engine exploded — carrying away the dreams of reaching space with it — but that wasn't the only thing that exploded in that vlog. Madoi Ayame, from the engine section, who just so happened to appear in the vlog, also exploded in popularity when viewers from across the world found her cute. While she finds this bewildering, she actually has someone she wished found her cute…

From the author of Pseudo Harem, Saitou Yuu, a youthful, buzzing romantic comedy that sparks from a single video!

Ooyama-kun normally doesn’t get involved with Akutsu-san, a delinquent girl in his class, but for some reason she makes his house her hang-out place! Will Ooyama do something horrible to her behind closed doors or will he chase her out? But dealing with Akutsu-san’s sexy, cute behavior in such a confined space… he’s sure to get flustered! He wants her to go home, but he doesn’t? A teasing comedy under a single roof!

Note:
Yankee Musume (ヤンキー娘) is the pre-serialization name

Links:
Artist's Twitter: https://twitter.com/NAGAOKA0
Artist's Pixiv: https://www.pixiv.net/member.php?id=133935