Nakajima Atsushi was kicked out of his orphanage, and now he has no place to go and no food. While he is standing by a river, on the brink of starvation, he rescues a man whimsically attempting suicide. That man is Dazai Osamu, and he and his partner Kunikida are members of a very special detective agency. They have supernatural powers, and deal with cases that are too dangerous for the police or the military. They're tracking down a tiger that has appeared in the area recently, around the time Atsushi came to the area. The tiger seems to have a connection to Atsushi, and by the time the case is solved, it is clear that Atsushi's future will involve much more of Dazai and the rest of the detectives.

Ikuto Touhohin just had a last fight with his old man, one that led him to make a rash decision to run away from home. He boards a ship, deciding to take a vacation, but the ship is suddenly hit by a huge storm--one that sends Ikuto overboard! When he regains consciousness, he realizes he is still alive… on some island. An isolated island. An isolated island with nothing but girls and talking animals. Stranded on an island with only girls, no electricity, gas, radio, television… like he was back in the stone age.

It’s rumored that Class 1-A of a certain all-girls high school is hell itself, with every teacher quitting in a matter of days after being subjected to the girls’ abuse. Ultra-plain Jimi Taro (his name literally sounds like the Japanese word for “boring/plain”) is the latest teacher for this class but is unfazed about the challenge he’s up against.

Cute teenage model Hananaka Momo is the first to try and get him to quit, going so far as to fake a sexual harassment! Meanwhile, blackmailers, sadists and more lurk in this classroom of pretty faces, ready to challenge their new teacher. But Jimi’s motto is “virgin for life, teacher for life,” and he’s prepared to school these girls in more ways than one!

Ageki Kyousuke, a fat guy with a big appetite, has always been interested in Mitsukura Itsuha, a girl who doesn't stand out in his class.
He comes across her alone on the rooftop after school, exposing her erotic body in an extreme swimsuit!
Kyousuke finds out Itsuha's secret, which is too unexpected to be ......!

[ So in short THICCNESS is great on this one ;) ]

This monumental manga became the driving force behind Shonen Jump, the tough kid boss of the neighborhood, Mankichi Togawa, uses his fighting skills and charm to find friends as he takes on the bad guys and the big shots who control Japan's financial world. This series, which was followed enthusiastically by the youth of the time, blazed the trail for a new class of readers. This work embodies the spirit of the magazine Shonen Jump. It had a major influence on the authors who followed. In 1969, it became the first Shonen Jump work to be turned into animation, and in 1971 it was turned into a live action film. (Weekly Shonen Jump Exhibition Vol.1 Catalog)

After being reincarnated into another world where the chastity and moral values of men and women are reversed and women rule the land, Faust was raised by his mother as a rare male knight. He's quick to become a war hero with many achievements under his belt, but because he inherited his way of thinking from his previous world, there's a certain severe pain in his groin day in and day out when faced with the likes of a scantily clad Queen who may as well be in the nude or the sexual harassment of the well endowed Duchess he calls a friend, among others...

Yuushi Kamome is a freelance writer who lost his beloved daughter in an accident. In despair, his wife leaves him, and he spends his days like a shell of a man. One day, however, a flyer from a strange religious group, the "Heart Laughing Society," changes his fate. It shows the image of his wife, whom he has lost touch with...This is a story of faith and madness. What is the black darkness of the cult that an evil smile invites? A chilling “new religion” suspense begins!

In the manga's story, the everyday lives of the nine super-powered siblings of the royal family are monitored by more than 200 surveillance cameras and broadcast nationwide. The people of the nation who are watching the broadcast will have the ability to elect the next monarch. The story focuses on Akane, the third-oldest sister who can manipulate gravity. She is shy and desperately does not want to be caught on camera.

Hinako, a friend of Asahi's older sister, is a frequent guest at the home of the high school boy. She always misleads his mind with her suggestive attitude while treating him like a little brother...or rather, pet? A love story between a gal who has a bugged sense of proximity and an otaku guy who acts like her parent!

Nagi Shinonome, known as the "Ice Princess," is a beautiful girl with a cold attitude who does not allow others to get close to her. One day, Souta Minori, who saw her being molested on the train, saved her with all his courage, but the next day she appeared again and said, "I want you to stay by my side." Can Souta continue as friends with the Ice Princess, who only sweetly melts for one person in the world, that is, himself?

“Cheong-un, parry the attack! Move faster or the obstacle course will kill you!” The progenitors of the great Wudang sect and the mighty Shaolin encounter post-ascension issues when they find themselves reduced to servants in the godly realm. Their only hope and escape from their divine chores lie in the hands of less-than-average Cheong-un, who can hardly beat his peers in the sect. Can the masters raise an average boy into a master of martial arts and finally relieve themselves of their menial chores?

Kou Kousaka is an ordinary salaryman working overtime in a black company when a totally unprecedented event happens: he dies and is sent to another world.

Unlike those other isekai novels where the main character decides to be a hero or a demon lord, Koko here doesn’t care for any of that. The isekai system rewards his lack of choice with several powers which have never been seen before: the ability to store items in a limitless inventory, immediately dismantle them into materials, and then use them to create something new.

How will our completely unique hero survive in this new world?

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)

Lokan was the ‘King of Violence’ who reigned as the strongest in the virtual reality game, ‘The Lord’. Unfortunately, the assassination order issued by an enemy guild caused him to lose everything. To his surprise, the next time he woke up, he had returned back to three years ago!

“Fucking brats, just you wait. I’ll devour you all!”

A new story begins as Rokan, who travelled back in time, climbs his way back to the top!

Nezumi is a girl who was raised as a hitman by the yakuza and grew up not knowing human love. An ordinary young man, Ao, knows nothing. They fall in love and start to live together, but the evil hand is close at hand.... This is a story of first love, so cruel and so sad.

Ghislain Perdium, the Mercenary King and one of the continent's top seven, started a great war in an attempt to avenge his fallen family.

His plans of revenge were going smoothly until he was slain by Idun, who he had never expected to make an appearance. Ghislain thought he died, but he woke up as a younger version of himself from before the fall of his household.

With this second chance, he decided to fix all the wrong pieces of the puzzle and avoid making the same mistakes he did in his past life!

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

On the way home, Jin and his friend Komachi are suddenly transported to another world full of strange creatures and Jin is killed by them, but somehow manages to come back to life, but as a tentacled creature !? This is the start of a dark tentacle fantasy!

From ADV: Imagine a Neon Genesis Evangelion where choosing the right girl is more important than saving the world! That's the gist of Angelic Days--the hit manga that Eva fans have been waiting for! Based on a popular PC and Playstation 2 game released only in Japan, Angelic Days takes the angst-ridden Eva pilots and sets them in a lighter, brighter world.

Before he knew it, Masato had been transported to a world where there were just a few more women than in his original world. However, aside from the fact that women were a little more assertive, the world wasn’t much different from the one he came from... or so he thought.

Little did he know, the kindness he spread, based on the standards of his old world, was saving those around him more than he could imagine. He was unaware that this kindness was causing the women around him to develop intense feelings for him.

This is the story of a protagonist who believes he can live an ordinary life, unknowingly making the heroines fall in love with him, and eventually realizing just how heavy their feelings are — until they make him understand it for himself...!