A God, that is a customer.
Somehow, modern-day gods are monster claimers (what) that rampage?! An unfortunate pair, Shurara and the shop clerk, Shiratsuka, face unfortunate gods that overwhelm the convenience store.
With the underworld convenience store full of unfortunate things taking the stage, it's a hardcore customer service comedy!
The beautiful Shurara has been rolling about in the customer service industry in order to help pay off her parent's debt and ends up at the magic convenience store named Neko Market! There, they encounter delinquent monster claimers, the Virgin Mary, a child prodigy, a wind god, a thunder god, yokai in a place that goes beyond human intellect!

Right after the spiritually sensitive Takasago Daidai enters high school, he’s haunted by the mysterious ghost Sakuma Jun. They’ll solve the mysteries of the school and get Takasago his untroubled school life back!

From Blissful Sin:

On the outskirts of Tokyo, Toubuisazaki High School is known for its mottos of ?Yakuza are your friends!? and ?Seize the chief?s weakness!? Amidst these scary rumors is the king of the school, high school student Maki: a person with an abrasive personality, who thinks of his classmates as servants. It?s a mystery that Yoshifumi, the school nurse, loves him.
As Yoshifumi uses various tactics to draw Maki closer, how does Maki react? ?He likes it!

Spin-off of Himouto! Umaru-chan about Umaru's friend, Ebina and her journey from Akita to Tokyo.

Two boys are best friends until one day one of them gets killed saving the life of the other. The boys spirit wanders watching him until one day he ends up possessing the body of a girl who tried to kill herself .

It was by chance they met. If it wasn’t because of a desperate situation, Lin Che would have never married Gu Jingze, a man who appeared cold on the outside but was hot on the inside. What would happen next between this pair of quarrelsome lovers?

Girl finds a dying fish on the side of the road and has a comedic exchange with it.

For a long time, it turns out that our human world is not a real world, but a fantasy world created by the ancient goddess of the goddess, the “Shanhe Society”. So, in addition to the virtual space we are in, there is a real world full of fairy tales.

As a lonely girl who draws for fun, Honoka was just a regular student until the day her uncle, Ryuichi, hired her to work as a character designer at his newly created game company. Now thrust into a complex, corporate world, newcomer Honoka begins to learn the ins and outs of the video game industry: the politics involved, each person’s responsibilities, and how a game is put together.

It’s a lot to take in, but one thing’s for sure—she’s going to step up her game if she wants to succeed, as putting together a video game is no easy task!

A realistic story about what it’s like to work for a video game company. Learn about the gaming industry through Honoka’s eyes.

Kyoubei Kurokawa, a university student, is aimless in life and has run away from his home to live alone but has nowhere to sleep. One day, his life is saved by Asumi Nanjou, a mysterious girl from the same university who takes him to her apartment to treat his injuries. After hearing of his situation, Nanjou decides to let him live in her home but under one condition: he will be an invisible man. He later discovers why: she will completely ignore his existence. Meet Kurokawa and discover the advantages (and disadvantages) of being an invisible man and unraveling the mysteries behind Asumi Nanjou.

An alternative first chapter introducing the Elric brothers and the law of Equivalent Exchange.

Chichi no Jikan follows Shinogi Kyuuichi, a male biology student who lives in an apartment near a helpful female neighbor/friend, Takarai Ayaka. One day, he is visited by aliens, who demand that he raise their baby for a year... or else the world is history. The baby is apparently human, and is raised the way humans are: through breast-feeding. Kyuuichi's sex is not a problem for the aliens: they give him a simple device that switches his body to a woman's with the mere touch of a button. Conveniently, Kyuuichi's female form is very well-endowed.
Although she's understandably confused and uncomfortable by the whole situation, Ayaka helps Kyuuichi out as he navigates the unfamiliar experience of raising a child, and breast-feeding it in particular. That means going to a store to buy a breast pump, visiting a maternity hospital to get a massage to release Kyuuichi's stored-up milk, and giving the baby a bath together. Kyuuichi, as a biology student, is fascinated by the whole thing from an academic perspective.

A sudden upset stomach sends young Iwai dashing into a nearby coffee shop. What he wasn't expecting was the short haired, cute young lady waiting behind the counter. That sole encounter was enough to take over Iwai's every thought, still not even knowing the name of his little coffee shop angel... Brought to you by the author of [Chima Chima] and [Machi Machi], a touching love story portraying all of the little intricacies and beauty only found in a high school love.

A collection of six one-shots done by Yasuhiro Nightow from 1989 to 1997.

A one-shot about a boy and an unusual girl making a living in a dodgy neighborhood.

After a failed one night stand, the bold woman secretly left, leaving behind a provocative message with a lipstick mark. The man, however, swore to find this woman. The next day, all the major media outlets released a 'Wanted' notification at the same time. Tong Tianai was on her phone when she saw the notification, which made her face turn completely red. "Qin Jinyang... the Qin Association President..." Because of that lipstick mark, she had become the Chief Executive.

Follow the Devil King as he embark on his journey to become a gentleman!

The romance manga is about "love that starts with a voice." The story follows the relationship that is "a little different" between high school students Yuiko and Matsubara, a boy who is also "a little different." Matsubara is a kind boy with a wonderful voice. After hearing him over the phone, Yuiko finally meets Matsubara at school and discovers that he always wears a paper bag over his head. Yuiko wonders about the mysterious boy, and their relationship begins. (ANN)

When he was little, Fujimino Daisuke had a tomboy childhood friend named Hino Matsuri that loved to rough-house and bully him. Now in university, Daisuke reunites with Matsuri only to discover she’s become a total cutie! Daisuke thinks he could fall for her...but some things still stay the same, like Matsuri still bullying him! What kind of tough love awaits these two?

From MangaHelpers:
Mu-kun has moved in with his new wife, Hinata. Instead of moving into their own house, though, he's moving into the house that is also shared by Hinata's mother, her aunt, and her two little sisters. Most of these women are quite well-endowed, and have very loud personalities. He and Hinata are eager to have sex, but it's so hard in such a crowded house! Will they be able to find time to be alone together?