As our humble corporatist Itonami Norio is suddenly summoned to another world, it would look as if he'll be sent to a battlefield-- he, however, holds no skill to speak of, and as he is deemed to be useless. He negotiates with The King and receives a plot of land -- an empty, deserted plot of land, with no inhabitant in sight. Norio holds something he couldn't bring himself to tell anyone: The Master of Supremacy, a gift which will grant him the most comfortable of lives in this world. Hereby begins the Norio's colorful story -- having a mermaid he fishes declare herself his wife, becoming neighbors with the Undead King, this is his busy but enjoyable life -- and now a dragon appears ?!

The power of Valhalla's warriors is called Saga. It is the mighty, magical power born from their achievements and deeds in their former lives. Thus, the more stories and legends of these warriors spread and linger in the hearts of many, the stronger their Saga becomes.

Tae Ho himself was certainly no warrior. However, he was the world's top professional gamer. In the game world of Dark Age, his character, Dragon Knight Kalsted could rightly be called a legend in his own right.

His achievements, his story.

All the accomplishments that the Dragon Knight Kalsted had accumulated in the game!
[Saga: Immortal Warrior] The story of the immortal warrior, Lee Tae Ho, unfolds on the battlefield of the gods, Valhalla. To put an end to Ragnarok, which threatens the world's very existence, a new Saga begins at this very moment.

The manga follows Shindou Yoriko, a 29-year-old Kyoto cigarette shop owner who has a sharp look in her eyes but is actually a kind-hearted person. It may not come across, but she truly loves the city of Kyoto, and is willing to give up some of her time to share that love with tourists and other visitors (as long as they don't get on her nerves).

As the strongest exorcist, a boy chosen by God was engaged in mortal combat with the Demon Kings. Although he bears the fate of humanity on his shoulders, he actually wants to make sweets peacefully. One day, he meets a girl... This is a story of love and hope growing in the midst of a holy war.

Nagumo Keeichirou was a genius high-school detective. No case was complex enough for him. But what happens to genius detectives when they get older?

Now 35, with bad hips, running a failing detective agency with no cases to solve and struggling to pay the rent, he's at a dead end.

In comes a high school girl in his office who says she wants to work with him. With her help, will the out-of-touch, old-fashioned Nagumo get back the fire of his youth?

Youth romcom about 4 sisters who are all experiencing their first love at the same time. While the eldest is having a crush on the guy at her part-time work, the other three are dealing with their first romantic experiences with boys in their classes and school clubs. Every night, the four have heart-to-heart girls talks as they navigate their respective first loves.

With the laboratory, where individual researches come together, as a stage, an experimental sciences love comedy with laughs and kyun kyun, drawn by Yamamoto Alfred. 

What happens when two yandere stalkers fall in love with each other?

A Lovey dovey daily life with ara~ ara~ wife who can do time leap

Tokina is a self-proclaimed Timeleeper who loves to pamper her husband, Nobumichi. But today, there's something wrong with Nobumichi! While her husband accepts her sweet behavior without embarrassment, Tokina's flirting gradually escalates...?

Narumi Rokurou is still adrift in life in his forties, unmarried, and working as an editor at a publishing company while writing hardly lucrative literary fiction. His days enjoying life at his own pace are brought to an end one summer night, when a strange twist of fate brings Rokurou together with a mysterious beauty, beginning the story of their crazed love. As once was spoken by Zarathustra: "Everything in a woman is a riddle."

Kokonoe Yukito has always been unlucky when it comes to women. He was rejected by his childhood friend, which he thought they had mutual feelings for each other. He sister hates him. His mother neglected him— Due to all these trauma stacking with each other, his emotions were completely destroyed. When Yukito enters high school, the girls who inflicted these pain on him started to care for him...?! Thus commence a youthful Romcom full of misunderstandings!

From MangaHelpers :
High school student Misumi Makoto is called into a fantasy world by the god Tsukuyomi, in order to be a hero. However, powerful others in this world aren't as thrilled to have him there, and they kick him to the edge of the world just as Tsukuyomi declares that he must leave Makoto to find his own way. Now it's up to Makoto to find his own way.

It's been a few months since the neighborhood Chinese restaurant closed down, and when I stopped by for the first time in a while, I found that it had been transformed into a flashy, mysterious restaurant with its old signboard still intact. When I went inside, there was a gal there... This is a story about a Chinatown restaurant where gals are hospitable.

It's about a Chinese God in the modern century.

Suddenly appearing in a different world, it looks like I got caught up in a Hero Summoning. And of course, I’m not the Hero, but it’s another guy……and while being very cautious and scared of the cliche of the cliche-like development, I was thrown into the maelstrom of war……or not.

The Demon Lord? It was defeated a thousand years ago. Hero? He’s just the main actor in a festival. Nobles? They’re kindly taking care of us. The Demon Race? They have good relationships with Humans. Wars? It’s already 800 years since the last one. Monsters? The Guild and Order of Knight are taking care of them. Return to Earth? It is eventually No-Risk.

What I’m planning after being caught up into this? I’m gonna enjoy the life in a different world as much as I want to, go on a cultural exchange and sightseeing, and after experiencing the festival that is only held once every ten years… I shall go home safely.

The other world was at Peace.

A kind world where the three races, the Spirit World’s Magical Races, the Celestial World’s Divine Races, the Human World’s Human Races, they are kind neighbors to each other, with everyone living a peaceful and fulfilling life.

But although I wished to peacefully spend a year before my return, for some reason, the heavyweights of this world keeps gathering around me, and…

When Theodore was dropped into a waterway by his half-brother, he suddenly recalled the memory of his past life. He had been a Japanese citizen known as Kirishima Kagehisa, placed inside VRMMO character he had made in Break Force Online. "Theodore" is a Combat Mage that Kagehisa played within BFO, and he realized his skills were progressing well even in this other world. Theodore, who had lightly brushed off his half-brother to make his own place in the world, had ventured off to the large labyrinth existing at the Boundary City, Termuilles.

By the time he opens his eyes, Kubota Tamotsu (34 years old) has been reincarnated into another world. Moreover, as a 6 years old slave with “Level 1 Barrier” skill. To surpass his limitations and become a powerful Barrier master Kubota begins a hellish training, full of obstacles and struggles. — From “Let’s Become a Novelist”, a new other world fantasy starts!

Meirin, a junior high schooler, is the real identity of the famous "Dr. Rin" who heads a very popular feng sui website. She is in love with her best friend Asuka, a member of the soccer team. "Dr. Rin"'s advice has granted success for many, yet Meirin's own love life doesn't seem to be going too smoothly?

An earlier work by the mangaka of the popular "Beauty Pop"!

Kazuto Ayanokoji is an ordinary high school boy. He spends his days playing online games as a hobby. One day, he discovers the true identity of a friend who is so close to him that they are married in-game. It turns out to be a cool idol from the same class, Rinka Mizuki. As Rinka tries to act as his wife in real life, Kazuto is forced to lead a dizzying life.

Bookstore manager Tenma hasn't shown up for work or called in today. His employee, Asuka, worried about him, goes to his house and discovers... he's been petrified by his medusa wife! But surely they can return him to normal?

Tenma left a letter saying that if anything happens to him, Asuka should take care of his wife. But Asuka is a guy who can only get excited by other mens' wives. Also, and most importantly for the plot - hot medusa wife.