From Bakeneko Scanlations:

Banri is a college student who goes with the flow. One day, he meets a well educated business man, Masaomi, with whom he ends up in bed with. This relationship was supposed to be a one night stand, but Banri confesses that he wants to meet Masaomi again after discovering his cute and honest side.
However, Masaomi tells him that he has a fiancée and will never be meeting Banri again, he leaves by ending the night with those words. Few days later, Banri discovers that Masaomi is actually the heir of a big and well known plutocrat!? With the main story, follows the love story between a station attendant and a divorced business man and the bargaining love between a manager and his secretary.

Upon entering Takamanohara Academy Waka meets Moriya, a strange boy who seems to know him, though the feeling isn't mutual. Despite not knowing who Moriya is, Waka feels a strange pull to him. When he gets an invitation to the mysterious "Gentleman's Meeting" he can't help but be fascinated and a little worried all in one. Upon entering the Shrine's archways, Waka's future becomes increasingly unclear.

Aspiring teen dollmaker Kashiwagi Kotoko runs into her favorite doll designer, Fool, only to be cursed with a shinshoku kiss. Now Kashiwagi has to make dolls for her or else Fool will turn her into an old lady!

Higuchi Asuka's mother dies shortly after she tells her teenage daughter who her father is. Only knowing the family name “Sudou”, Asuka goes in search to find her absent father.

On her journey, she finds a guy being rather rough with a younger girl. Unable to resist, Asuka steps in by battering the guy with her motorcycle. When she discovers it was a big misunderstanding (Manato was just trying to get his sister Kazusa to go home), she drives them back to their house.

Once there, Asuka finds out that Manato and Kazusa are the Sudou family she's been looking for, but the father isn't there, not to mention their mother also being dead since long ago. With no other leads, Asuka decides to move in as Neesan (the big sister) until their father shows up. Things get tricky when love builds within the complex family relationship...

Oneshot in the last volume: Otome no Jijou

Here come the three newly graduated recruits, and they've been hired at this small-time company, "Food Containers, Enshu Branch!" They're cool, but they'll make you sweat! They're laid-back, but they're passionate! You've gotta check out this 4-koma about the working life of adults in business!

Set after Gray's good end in otome game Clover no Kuni no Alice.

From Fallen Syndicate:

The Magane infection turns humans into "Magane," monsters of corrosive iron. The Magane prey on others by devouring or infecting them. They consume entire villages, leaving no survivors of their destruction... until Alma and his group of friends appear. They possess powers far above those of a normal human: the power to kill the Magane. Alma and company save the young Tenkou from infection, and he soon becomes their guide to the legendary "Agartha of Shintetsu."

A collection of one-shots.

1) Shinu hodo Suki (Love you to Death)
Eto & Yanagi were always been good friends, but after Eto confessed to Yanagi the latter started to act cold toward him. One day, one month before graduation from high school, Eto met Yanagi and his friend Yutaka by chance in the train...

2) Suki sugide Kirai (Hate to Love)
Continuation of "Shinu hodo Suki" from Yanagi point of view.

3) Jyuu Shuunen Omedetou (Congratulation on Ten Years)
10 years after the events of the two first stories.

4) Kegarasu (Morning Call) [Correct title: Akegarasu]
Yoshimura Keiichi was seen with a man by his Subordinate Sakura in a Love hotel, and for some reason, Sakura asked him to meet him after work in the next day. Dealing with the circumstances seem to be not as hard as expected.

5) Yume no Awayuki (Snowfall Deams)
Continuation of "Kegarasu".

6) Aokute Gomen (Sorry for Being Inexperienced)
From the first time that Miyahara saw Kurotani row he wanted to have sex with him.

7) Onna ni Shika Wakaranai (Only Women Understand)
Hirasawa & Hanamura Seems to have the same tastes in food, drinks and girls...

8) Ai ga Doushita (No Need for Love)
A continuation of the 2nd story from Dare ga Omae wo Suki dato Itta:
Kouta, Madoka's riotous teenager son, meet an Intriguing older man in Kentarou's gay bar...

Extra) Ai ga Doushita Omake

Aritake Deigo has decided to move out and go live on his own no matter the cost. The reason for this is that he can no longer stand living with his family anymore. All he wants is to find a place to live a miserly life of self-loathing. While talking to an apartment agent, he encounters a strange blue-haired girl carrying a snake statue. When he starts hearing a faint voice come from the statue, he grows curious and touches it. A blinding flash of light ensues and he loses consciousness. Upon waking up, he finds out that he has been possessed by Lyssa, the Goddess of Madness. As a result, if he doesn't live a life of happiness, he will be taken over by the Goddess of Madness and die!

Akari is an unfashionable first-year high school student who just moved from the countryside to the big city. While taking pictures of "Nana-chan," a huge mannequin at the mall, Akari accidentally bumps into a handsome boy who compliments her on her eyes. Little does she know that the boy who has taken a fascination with her is actually Kanda, an extremely fashionable model and the heartthrob at her new school! What happens when he decides to make Akari stylish enough to land on the front cover of a magazine?

From BangAQUA:

Only the chosen men can touch this skin....

The top star of the gay porn industry, Hikaru, in spite of specializing at being a top, is commissioned with a side-job as a bottom, after being nominated by the highly reputed newcomer, Masaya. Hikaru refuses firmly that shooting, but he ends up rising to the provocation of the arrogant and cheeky Masaya, and things end up in a sales match of their new DVDs!?

The greatly popular "Porno Superstar" series!!

-from Baka-Updates: A manga that revolves around an old-fashioned all-night food stall, the various dishes that the stall owner prepares to suit the tastes of different customers, and the joys, griefs, trials and tribulations of his faithful patrons. Nominated for the 2nd Manga Taisho Award (2009). Won the 39th Japan Cartoonist Awards Grand Prize (2010).

The titular Hanagata is a Junior High student who used to be an ace Little League Pitcher until he busted his shoulder. Now, in Junior High, he has decided to focus on his batting. But, the School has been banned from official games, and the baseball club has reluctant members.

Based on the fantasy band Sound Horizon's Prologue Maxi Ido e Itaru Mori e Itaru Ido and 7th Story CD Märchen.

Fairy tale of light and darkness. Connecting and spinning everything will be linked.

From Aerandria Scans:

This series is the continuation of Ookami ga Kuru! In order to investigate the strange phenomenon occurring in Northern Bayern, Germany, the church (KIRCHE) have dispatched the slayer Sirius. He rescues a young woman, Beate, who was being attacked by zombies. However, as the two attempt to leave, they’re attacked by more zombies.

Introvert Umi Youko has just entered high school, and has been having trouble in making friends. There is one person though, whom she is very close to - Mikami-kun. But Youko slowly starts to feel that she's simply troubling Mikami-kun too much by always relying on him, so what happens when she tries to ask someone else to lunch instead...?

Shino Satomi is jilted by a girl because she does not feel his "manliness". He is comforted by his best friend, Mamoru Hasegawa, but fails to enter the school of his first choice. Both enter the same all-boy high school, very unique school because most students are homosexual! They occupy the same room in the dormitory and Mamoru hides his love for Shino and keeps guard against the other students...

I was cursed to become a woman in place of the prince, and then he proposed to me?! My best friend from childhood, the high-spec Prince Vincent, and me, his follower Renoa. Though I've always been a loyal yes-man… Even if you're taking responsibility for me, I can't accept that proposal! The infatuating love story between a troublesome prince and his scapegoat attendant!
Original Web Novel: https://ncode.syosetu.com/n1090ff/

From Chibi Manga:

She was her best friend and he was her first love...she didn't plan to change that. Ayu and Kaho were friends since kindergarten. They were the exact opposite; and even if both them were cute, they hated men. But one day, Kaho found someone she loved. "why? I was the one in your heart before..."
"Let's play at football" said a boy that Ayu never saw before. But, she felt her heart beating so fast and hurting so hard. It was the beginning of her first love...

Includes oneshots:
...Suki
It happened by accident... my first kiss, with Naohara-kun... 6 years passed, but that awkward feeling didn't go away.

Zutto Zutto Daisuki (I Will Forever Love You)
In the winter of my second year of high school, I had an unforgettable love. I really, really like you very much...but at that time I couldn't protect you. I'm sorry Ema.

Issei makes a startling request to his origami obsessed best friend, Kento, asking if he would "please take care of his prostate."