A third-rate writer that is destined to go to hell because of it's bad novel ending, got reincarnated in his own novel instead, reborn as the villainous son-in-law - Li Yu Guo. The battle of wits and courage between him and the original protagonist begins now…

Tagami Yusuke, led by a mysterious voice, is summoned to another world, "Caltsio". He was just a young video-game lover, but Fate decided to make him become the "Evil God of Calamity" of this world, obtaining the ability to create and customize everything, Customize Creation.

The manga takes place in a world where everyday life has suddenly crumbled away. In front of a young girl who is only waiting for death in this ruined world, a lone young man descends from an empty sky.

From Shoujo Manga Maniac:
Shino feels totally lost in her life. She goes out with a past work colleague, Masaki, quite macho... and troubles at her work make her leave it. She moves out, takes her independence, moves away from Masaki and settles in a tiny room in an old building of suburbs. On her arrival, she finds a little garden she shares with her neighbours, a couple her own age. And little by little, she feels more and more attracted to the mysterious man who lives next door.

Spin-off of Kakegurui that focuses on Ikishima Midari and when she began her role in the Student Council.

A certain summer day, as the cicadas sing loudly. A man with no money and no place to belong tries to end his life, however is unable to take the last step. While wavering between life and death, he sees a gourmet food program on television, and realising he's never once eaten crab in his life decides that "For my last day on this Earth, I'll eat crab". Settings his sights on the wife who lives in a high-class neighbourhood that he happened across in a library, he forces his way into her home. And thus, he demands money from her, however... things go in an unexpected direction.

High school student Tetsu Iwaoka notices that his classmate Mogumu is always alone at school. Wanting to give Mogumo a chance to make some friends, Tetsu invites Mogumu to work at his family’s maid cafe. Although Mogumo is initially enthusiastic, there is just one problem: this is a girlyboy cafe, but Mogumo is adamant about being neither a boy nor a girl.

In a world secretly run from the shadows by magic and those who wish to control it, a mysterious academy trains young witches to seek revenge on a world that treats them like tools. Alice, a young magic prodigy, has been taught to live for this goal - while Mari, an almost powerless human, stumbles through life looking for mutual understanding. However, when Mari’s reasons for attending the school become increasingly clear, Alice must cope with revelations of her own!

An estranged family is falling apart when a meteor shower grants the son his wish- let our family grow together again...quite literally-

High schoolers Haruka and Hikage are best friends and have been living normal lives until Ruche, the daughter of a demon lord, comes to Earth to wreak havoc on humanity. Ruche’s mission is to bring fear to humans and to take over the planet. However, as menacing as Ruche tries to be, her evil plots end up being nothing more than pranks at best. As Ruche enrolls in the same class as Haruka and Hikage, she comes up with diabolical plans such as diluting shampoo bottles only to find out that has no effect on anyone. Will Ruche be able to become as evil as she thinks she is?

Luna has been keeping her powers a secret from other people. One day, she initiates a fire in her house for being distracted, and is there when she comes to know that she's actually a witch. after that, She's summoned by her grandmother and goes to an island to train as a witch... a story about a modern witch and werewolf is about to begin.---------------------------------------------------------------------Original webtoon:http://www.comico.jp/articleList.nhn?titleNo=17790

The creature known as man is quick to misunderstand.
The same applies to the the pure middle-schooler Yokoyama-kun: A diligent fellow who does his infirmary duty properly.
"You're so nice. Thank you." The one to say that to him was his classmate Nishino-san, so Yokoyama-kun ended up thinking: ("Isn't she only nice to me?!")
He couldn't help but be hopeful. ("Does she like me?!")

This is the start of the misleading life between the fantasizing Yokoyama-kun and the equivocator Nishino-san.

After hearing that an industrial factory is to possibly be built along a landmark river in his hometown of Ohitoyo, Migita Sotetsu returns home to change the minds of those in charge of the factory proposal. Although half of the town's citizens support the building of such a mill, the other half fear the potential for pollution and contamination of their beloved river. Recognizing Ohitoyo's budgetary decline over the last few decades, Sotetsu believes that the town requires a system that allows it to be fiscally independent instead of reliant upon a factory to stimulate its economy, and sets out to identify an alternative method in achieving this goal. It's during this time that Sotetsu comes across an android-like being--a "Raillord" named Hachiroku--while looking through his late adoptive father's belongings. Although inanimate, Hachiroku and Sotetsu forge a deep, unlikely connection, and from this bond, work together in hopes of restoring Ohitoyo to its former glory.

A story between the Sea and the Earth. Childhood friends Hikari and Manaka, who live in the sea, together with their friends Kaname and Chisaki, are forced to attend school on land after their own undersea school is closed. But due to a special encounter, their lives gain a new twist.

Diana Bailey, the daughter of a duke, has been told to have her engagement broken countless times since she was young. Each time, Diana would answer to Prince Robert's demands and refine her skills, but one day, he said that being with another woman makes him feel "relaxed and calm"...?!

A work published in "Though I May Be a Villainess, I'll Show You I Can Obtain Happiness! Anthology" is getting a short-term serialization due to it's popularity! A romantic love comedy that includes Prince Robert's sister, Princess Lizzy, and her fiancé Sergio is starting!

not Onee x Shota

p.s if I put romance tag, I'll got bullied

From MangaHelpers:
A new program has been set in place for a certain area, where children are separated by gender into eastern and western territories. They're raised with no contact with the opposite sex, and made to only focus on their studies. Of course, there are a few bad apples, and the worst of these are sent to a co-ed school with the troublemakers from both sides. Unfortunately, this school soon became known as a place where the teenagers would battle to determine who was the strongest, and many boys and girls tried to be sent there.
At this school, the girls have an advantage, since the boys mysteriously get nosebleeds whenever they look at them. However, the strongest girl, Jun, is shocked to find that the strongest boy, Kyo, doesn't get a nosebleed when he looks at her! It turns out that both of them have had some experience with the opposite sex in the past, and they both have embarrassing secrets in the present.

A hero is made of H (ecchi) and Ero.

Love filled with murderous intent-- When Kamishiro Taku met his unrequited love Hanasono Mika, he saw a vision where he tried to murder Hanasono by stabbing her throat with an umbrella. In a harsh and cruel world he lives in, will his defiance bring him hope or despair?

Simo Häyhä's adventures continue after the Winter War.

In June 1941 Finland launches an attack to reclaim the territories lost to the Soviet Union in what ended up being called the Continuation War.