After graduating high school, Kurumi and Sawako enter the same course in university. Kurumi invites Sawako to a mixer that she wasn't interested in, but they end up meeting some strange men... The one who appeared in the nick of time to save them was "Big Brother Eiji". It turns out he is Sawako's cousin...
Suddenly, Kurumi's "soulmate" appears...?!

High school boy x girl from a mahjong club

This is a story that takes place in a certain prefecture in the north. In contrast to the few daylight hours it gets, its people are cheerful if a bit eccentric.

Among them is Akita, a horned girl. A naturally argumentative and positive child, she lives happily every day. Spicing up her life is Asahi, her slightly odd childhood friend, and Komachi, a city girl who isn't quite used to life in the prefecture yet. There's also Akita's older sister, a member of the Girl Scouts... Wait, what's her name, again?

Anyway, these cheerful and innocent girls will bring a smile to even zombies. Whenever you're feeling blue or tired... give it a read. With any luck, their antics will cheer you up.

I was living a life of a NEET, and I was supposed to have died suddenly because of my daily indolence - but when I woke up, I had become a baby. It seems that I was reincarnated in another world where magic exists. I was born the son of a lord in a remote village, and began to lead a second life with my beautiful mother Kara, my big-breasted maid and nanny Ruina, and my beautiful sister Amelia, who is not related to me by blood. As a teenager, I've grown up and enjoy my daily life in a different world using my top-level magical ability and modern knowledge...?

High-school student Touma Kirisaki can view his affinity stats with other individuals after an incident. Acquaintances are around 30, friends are around 70.

Even though he is confused about these affinity statstics, he found out that one of the four goddess at school, Kujou Momoka, has maxed out the affinity count-!?

The perfect girl has fallen in love with me, why?!

A series of Yu Yu Hakusho 4-Koma by the anime's character designer. They ran in Weekly Shonen Jump following the main manga's conclusion.

From Dark Horse: When supernatural police officers come to take De-Mo back to the demon world for execution, Aimi, aka Shadow Lady, agrees to take on a special mission in order to save her demonic pal. Aimi must help recover the Demon Stones that were stolen and released into the human world. But each stone contains an imprisoned arch-demon, making Aimi’s mission as deadly as it is difficult. And if the secrets of the Demon World become known to the human world, De-Mo’s life will be forfeit

Office worker by day, pink lady at night and her third face... deadly! She is beautiful, dangerous and determined to clean-up her city from the scum that cross paths with her. Follow Yuki in her adventures as the Pink Salon Sniper!

Aoi wants to go to the same school as her childhood friend Yuuna so she transfers to Vlad Academy, but everyone except Aoi is actually a vampire!?

Yugure Yuhi and Utatane Yasumi, two high schooler voice actresses who just happened to attend the same school and coincidentally got placed into the same class, are the two hosts of a radio weekly program. As fellow classmates and voice actresses, they show all the listeners their great friendship!

At least, on the surface.

In reality, the quiet girl Chika and the gyaru Yumiko are complete opposites. And they absolutely cannot stand each other.

Off air, chaos and insults erupt. On air, they're the best of friends. Just where will this tumultuous relationship lead them?

They took his family, they took his face, and they took his soul.
Locked between the lethal but gorgeous assassin Maria and the mutant Spider Man, the Skull Man digs into the conspiracy that gave birth to his powers and those of his partner, Garo.
Haunted by his past, he will not let them stand in the way of his revenge.
( from Tokyopop )

Yatsuhashi Miyako is a diligent class rep while the girl who sits next to her, Miyakonojou Reika, was discovered to not be wearing panties. Will Miyako be able to reform Reika into a normal high school girl?!

At least this much is "normal," is it not?

Elma who was raised in a prison was dangerously granted pardon and released. Though she tries to heed her mother's words to be "normal," while working as a maid in the royal palace, her outlandish abilities and behavior end up shaking it up in its entirety. Successfully carrying out the job of four people by herself in one morning, brewing tea that would taste as if it were blessed by the heavens, dissembling a giant tuna with one stroke of a sword, and even using a surgical procedure more advanced than recovery magic as her forte. —If not a little dangerous, even this much is normal, is it not?

The curtain opens on a story of a thoughtlessly peerless girl who had intended to be normal. (Source: Mangaupdates)

The young man's new apartment is haunted, but as it turns out, even the dead have their own personal shortcomings... issues of the flesh included.

For the dead have lingering desires, and are more susceptible to the world of the living than what one may think. There's anger, there's hate, there's curiosity... and there's love too.

Here he finds a ghastly girl who observes him quietly, certainly desiring something...

(No wonder the rent is cheap!)

Taking arms and protecting the people, Knights. And the apprenticeship period to obtain that title...... The job of a knight apprentice is not to practice with the sword nor ride horses, but anywhere from taking care of horses to laundry; all sorts of odd jobs. At the Padlock Castle, Claustra, the story of the knight apprentice Rosa begins!

A girl in a maid uniform came to Hitozu's house looking for a job. Her previous job was an assassin, and she is skilled in all the deadly arts, but she's a complete beginner at housework. Hitozu was confused by the strange request and sent her away. But then she saved Hitozu from a deadly accident, and he thought maybe they can make this work? This is a story about a maid who was a cold-hearted killer learning about new emotions. A maid who lived a lonely life in the underworld finally finding family. The start of an enjoyable daily life.

One day, I realized that I, a former Japanese, has reincarnated into a different world as Cristea Ellisfeed, a Duke’s daughter . Reincarnation…? Duke’s daughter…? A world with magic…? Is this a light novel!?!? I received the reality while being confused. However… I’m dissatisfied with this! This full course is somewhat dissatisfying! Sweet-only sweets! I’m sick of it already!! The taste of commoners, please!!

A story about hiring a maid who turned out to be a gyaru.

Translated with the artist's blessing by Rotoscopic.: https://twitter.com/rotoscopic

Also translated without the artist's blessing by Going Places.

Links:
Creator Pixiv: https://www.pixiv.net/member.php?id=25533
Creator Twitter: https://twitter.com/saiso_

From NovelUpdates:

The high school girl Manami who had fallen down the emergency stairs at school had, before she noticed, become a three year old in the world of an Otome Game. What’s more, that little girl was one of the rival characters that appeared in the game; the can’t-take-a-hint-burikko-type-rival daughter of a marquis family. What awaited her at the end was social obliteration. Though she did get a bad feeling about this… Manami decided not to worry! It was a dream after all, so that had nothing to do with her. For now, she’s going to master magic! Hooray!

A deadline-plagued manga artist and her jobless senpai try their best to escape from the oppressiveness that is "real life".

Expansion of Taguchi's previous doujin Ninin Escape.