Katarina Claes, the eight-year-old daughter of a duke, recovered her past memories when she was hit on the head by a rock. In a feverish nightmare, in which the prince's fiancee was determined, she have realized that this exactly like an otome game from her previous life.
So, she have turned into a villain that interferes with the romance of capture targets—if the heroine got a happy end, Katarina would be exiled, but if the heroine got a bad end, Katarina would be killed.
With no happy ending waiting for her at the end of the road, Katarina somehow have to avoid destruction and reach old age peacefully!

A Saki spin-off series. It follows the characters Toki Onjouji, Ryuuka Shimizudani and other girls from Osaka during their elementary and middle school years.

Kim SooHyun is an ordinary high schooler who isn’t good at studying, fighting, or being attractive. Suddenly, he’s faced with a quest window right in front of his eyes. After being given the powers of a game [system] out of nowhere, how will our hero confront the challenges ahead of him?

A gyaru named Serina is reincarnated into the world of an otome game as a background character who is sold off by her family and now works as the exclusive maid of the game's villainess Almelia. Yuri romcom hijinks ensue.

When Miyanaga Saki was a child, she would always lose her New Year’s money during her family's mahjong games. If she won, her family would be upset, and if she lost, well, she lost. As a result, she’s learned to play in such a way that her score always remains plus/minus zero: not good enough to finish first, but not bad enough to finish last.

Now a high school student, Saki dislikes mahjong and avoids it. Until one day a friend drags her to the school's mahjong club, where her hands touch the tiles once again...

Shinozaki is just an ordinary, everyday office worker burdened by the very normal worry that he might be a bit "off his head."

One day, he's approached by a strange woman named Yuuyake who proceeds to explain that her magician grandmother had long ago enchanted his body… causing him to have a lot of internal machinery?! Apparently, he has to start receiving regular maintenance to stop himself from falling apart…

With that, the slightly wobbly magical remodeling life featuring the very ordinary salaryman Shinozaki and the enigmatic magician Yuuyake abruptly begins.

Elcan, a dark magician, is fired from his party due to his lack of talent with offensive magic. As he wandered the streets he came across twins, who were abandoned by their parents. "I couldn't be a good dark magician, but I want to make their lives better!" He decided to retire from being an adventurer and raise these two girls as his own. And so, he raised his daughters, Corona and Selena. Teaching them black magic and enrolling them in a prestigious magician’s academy. After learning more about magic, the girls return to see their father with some important news… They are S-rank Sages?! And they want to form a party with him?! A new adventure between a father and his daughters begin!

The story of a young dragon girl being lazy, doing her best...and being lazy again. Ruri faces the usual issues: pushy classmates, annoying teachers, and...waking up with dragon horns?!

One day, Taro Yamada, who runs a detective business, slips on a banana peel and reincarnates into Tsukushi Shikizaki, the younger brother of three beautiful big breasted sisters who will all die on the same day. As he spends time surrounded by the three beautiful sisters, he finds out that the boy he is reincarnated as will be killed by one of the three sisters ...!?

You're mediocre and talentless... but have no fear! You can acquire the talent from your previous life THROUGH THE POWER OF PETALS!!!

A man who has been reincarnated in a different world acquires the vocation of "pole master" in the new world! However, that special ability is not used to defeat enemies, nor to gain power, but to embrace the beautiful girls who appear one after another with all one's might! A unique story of conquering another world begins here!

The protagonist, “Sao” has been reborn with his memories from his past life. He’s born as a son of a rural villager, but his true identity is a reincarnated person with cheat abilities and the knowledge of the modern world. With the class “Rod Master,” he received as he grows up, and the many skills that came up with it, he can defeat enemies, help people, and even for sex.

A new relationship begins after a seven year reunion!

After being separated for seven years between Hokkaido and Tokyo, a young man waits at the airport to reunite with his best friend. However, what arrives instead is a message from his best friend saying he will be late, and a mysterious beauty! The ever-spirited mangaka, Hiroki Ohara, makes his debut on Comic Newtype!

The hero, Fried, confronts the demon lord with his student, Lyle. Fried killed the demon lord after a ferocious battle. “I'm going to put an end to this war!” Just as he was about to finish off the demon lord, he is betrayed by his student who attacked from behind. Fried, who was supposed to be dead, wakes up next to a demon girl who calls him the demon lord for some reason. It seems that Fried has risen as the new demon lord and will now have to protect the demonkind under his command while fighting his former comrades

Webnovel Link: https://ncode.syosetu.com/n0087ep/

In the imperial court, a young woman is put into servitude, Maomao. The tale is just beginning for the woman doctor/pharmacist from the red-light district, as rumors circulate about the emperor's children's lives being short-lived. Her curious nature and thirst for knowledge pushes her to action. To satisfy her curiosity, this young doctor/pharmacist will investigate the origin! What is shifting in the imperial court..!?

The story of Yugami Maiko, a girl with a fetish for teeth, and Hizumi Ryuuji, a guy who hates his teeth.

A dull office worker, has always been thinking about "eating rice." The ecstatic eating face is the focus of attention, thus the eating face appreciation manga opens.

I entered the world of a novel suddenly. I thought that I could return to reality by falling in love, but death was what awaited me in the end. Defenestration, strangulation, poisoning, drowning, and burning to death... Even after dying a hundred times and returning, the novel still doesn't end...

Karen Haier, who greets her 117th birthday trapped within a novel, now decides to become a murderer.

A moving girl figure are back. A love comedy of the everyday feeling that a super-movable girl wraps around a nerdy boy, Haruto!!

Ostracized and tormented by his peers to the point of breaking, Kazuhisa Kaya set off into the nearby forest atop the mountain with one purpose: to dig a pitfall and bring about the death of the person behind his suffering. However, right when Kazuhisa was about to succeed in his revenge, a sudden earthquake throws his plans out of whack! Caught unaware, all he can do is patiently lie in wait until someone lumbering across the path happens to fall into his trap. Kazuhisa’s excitement is short-lived, however, as the corpse at the bottom of his pitfall turns out not to be the bully he was expecting but a grotesque, pig-looking monster, and his confusion only grows as he’s suddenly greeted by a pure-white room and a RPG-like status screen.

Strange monsters now wandering the mountain and with newfound powers at his disposal, Kazuhisa is forced to throw all concerns over his tormentor to the wayside as he focuses on a new goal: survival. That’s not going to be as easy as it seems, however, as he’s not the only one to have been wrapped up in this mess…

In Giant Killing a ragtag bunch from East Tokyo are struggling in Japan's top football league. The team is going through an abysmal spell right now where they are nearing the bottom of the table and have lost 5 matches in a row. The losses haven't done much to team morale, because it was already low. Fan support, on the other hand, is looking bleak. In the world of football, once the fans turn on a team the end is near. Teams don't recover. Coaches are fired, players are sold, and teams drop to lower divisions where profits often prevent them from ever being successful against even mediocre top division teams. East Tokyo United, ETU, can only blame their coach right now. And Coach is ready to give up this next game to prove to his team and fans, that against the biggest club in the nation he can make this team win.

Note: Won the 34th Annual Kodansha Manga Award (2010) in the General category.