From JanimeS:

Kang Han-Se and Ban Ha-Da have known each other ever since childhood. They are close enough to sleep in the same room together, even at their current age.

"Three men for you," Kang Han-Se's mother tells Ban Ha-Da, on the day of graduation. As soon as Ban Ha-Da's life as a high-school student starts, her love life begins as well.

From DMP:
Minami is a young actor who has been cast as the main character of a superhero TV program. Although he takes the job half heartedly, thinking of it as a mere children's show, he's soon taken by the talent of his costar, Sawada. One day, Minami stumbles upon Sawada kissing a man! Deeply confused, he's unable to hide his growing attraction for him... A hero's love is always filled with trials!

Just when Park Sang-Euk was about to take a hit from the opposing gang, he was saved by a mysterious masked girl. The girl took down the jjang and his cronies in the blink of an eye! And now Sang-Euk is determined to find out her identity.

Suzune never got along with her cousin Yuuma when they were kids. Now that she's in high school, though, he suddenly shows up again after years of separation, and he's like a completely different person -- he's become cool and good-looking! Yuuma says that his grandmother told him, "Protect Suzune," and so now he wants to live with her...!?

Yuuto Sasaki is a trap who forces his homeroom teacher Sasaki Tsukimori to spend some quality time after school, which usually entails Sasaki playing a domineering role over Tsukimori.

Note: Original language image is not available.

Nana, an apathetic 24-year-old with nothing much in her life, suffers a car accident and wakes up in her 14-year-old junior high body. As she lives through each day, she starts to remember things she buried deep in her memory, and she can now not remember being involved with her older sister, whom she deeply admires, and her sister's first love, a senior at her school.

Although the family vacation was cancelled, our heroine decides to go forward alone. However the onsen inn turns out to be an extremely weird place!

Not only is the staff all male and the gorgeous managers (a pair of brothers) are constantly fighting over the right to inherit the inn, even monkeys visit the springs as though they own it!

How will our heroine ever get out of this mess?

From Houkago Scanlations:

Shiki threw everything away for the sake of revenge. But at the new school where she disguises herself as a male, she meets 4 popular rich guys... Haru (spring) the prince, Natsu (summer) the bishounen, Aki (autumn) the womanizer, and Fuyu (winter) the cold-hearted genius.

What awaits Shiki? And will she get her revenge...?

Story 1: Suna no Tiara
On their way to Eden, princess Tiara and her subjects are attacked, and only the princess survives. Follow her in her quest for revenge.

Story 2: Hatsuki Triangle
Hodaka Hatsuki takes on the personality and abilities of her old boyfriend everytime she touches a practice sword for the Kendo club. Kunie Kenshi is determined to make her normal once again.

Story 3: 700 Nichi no Blue
Oikawa Masumi tells about her work on a painting titled "Blue Magician" and the man who helped her.

From Nakama:

A novice mortician who takes care of death, and a surgeon who saves lives. They’re in very different positions, but the distance between them is closing…

When a kid Mineko found claimed he is looking for a saviour of his decreasing powers, what is a girl supposed to do? Furthermore Helios, the ruler of the magical world, DESPISES humans!... But naive and kind Mineko will not be put off, she is determined to help him and along the way they will both find beauty in love and friendships... Summary by harliey_nick [Manga Rebels] From Baka-Updates: In the Helios Eclipse series: 1. Prologue 2. Median 3. Ternion 4. Quaternion 5. Quintet 6. Hexad 7. Septenary 8. Epilogue NOTE: This is an OEL from Malaysia

From Viz:
Kaya Satozuka is a brilliant secretary who excels at her job, which is why she doesn't bat an eye when she's assigned to be personal secretary to Kyohei Touma, the very difficult managing director of Touma Foods. It doesn't faze her when her new boss seems determined to make her fail, and she even manages to take it in stride when she discovers the secret behind his prickly behavior…he's a vampire! But while Kaya easily adapts to late nights and keeping a schedule of his "dinner dates", will her ultra-competence help when Kyohei's smoldering gaze starts turning her way?!

From September Scanlations:

Akira’s grown up thinking of his friend Itsuki as something of a little brother—until Itsuki confesses he’s been in love with Akira for years. But while Itsuki is content to keep their relationship the same as it’s always been while he waits for Akira to process the affections he’s just been presented with, Akira finds himself growing increasingly—and inexplicably—irritated with the cool demeanor Itsuki manages to adopt in front of someone he supposedly is in love with.

From Korean-Manhwa:

Ozawa Rion's family died in a car accident. She finds herself alone and depressed. Coincidentally, she finds a second chance to live happily at Hotsprings Inn.

The main character Haruto who has the marking of a supreme king, unknowingly opened and entered the gate to the world of divine spirits. There he meets Feilen-kamisama who makes a contract with Haruto for an unexpected reason. Later Raika, nation of thunder, comes along and makes things more confusing for Haruto! What happens after this? A riot that flips his life upside down… or flat to the ground… NOTE: On hiatus

1) Hitorijime Theory (Theory of Monopoly)
Sakura and Tachihana have been sharing an apartment and the only bed (platonically) for the past two years. Now as graduation day approaches, is it time for Tachihana to move out? Is there some miscommunication going on? Why have they lived together for 2 years? Will they work it out before Tachihana moves and they never see each other again?

2) Koi Ochi Rule (Rules of Falling in Love)
Wakamiya has liked Takao's face for the past 3 years. Now an assistant sensei has come to their college whose face Wakamiya also likes. Sensei shares a love of sweets with Wakamiya, but when he invites them both to his office, it might be Takao he really wants to see. How does Takao feel about all this?

3) Mitsugetsu Rule (Rules of Engagement)
Continuation of the couple from chapter two.

4) Special Extra
School scenes of couples 1, 2, and the sensei. (Read after Michizure Policy)

5) Hokorobu no wa Dare no Tame (Smile for You)
Businessman Hirose is always being helped by his coworker, Nagakura. Nagakura even ties his tie for him! Where is all this closeness leading?

6) Osewa ni Natte Orimasu (Thank You for Taking Care of Me)
Miyoshi is spoiled by his lover and coworker Matsunaga. Miyoshi is always venting his frustrations on Matsunaga, but will he go too far?

From Fantasyshrine:

In high school I, Hayami Ren, was reunited with my childhood friend, Hikawa Yukito. I've always been charmed by him. However, Yuki-chan has become too involved in his Kendo club and is even being labeled as the “Hope” of the club. Now, I feel more and more like I have been cast aside. But I love him, so I want to be with him and become his equal. Struggling between love and dreams, what would be our fate being that we’re such a clumsy couple…?

This book includes the stories of Ren and Yukito’s sweet reunion and also Ren’s brother, Satoru’s story.

15 year-old Imai Hibiki suffers from androphobia (fear of men). She was invited by the head of the Student Union, Kousaka Giou to live with him due to Hibiki's apartment having been burnt down and Hibiki asked to move out. Giou had fallen in love with Hibiki at first sight which prompted him to invite her as well as find out why Hibiki gained a fear of men in recent times. From the time they met until the present, Hibiki had fallen into an distrustful and depressed state. What had happened to Hibiki and will she be able to trust another person again?

From Sound of Jewels:

Trapped into two different worlds, a young boy and a young girl are trying to runaway of where they are. But it's like something kept them captives and there's no way for them to escape from these strange worlds...

From Fantasyshrine:

The so-called “Hard-boiled man” famous novelist, Takamura, came to a seaside village and encountered a youth named Midori, who bewitched Takamura with his jade green eyes. But before the cynical novelist realized it, he was dragged into a small hostel ran by Midori’s family! Later, Takamura learned that both Midori and him shared similar heartbreaking childhood experience, yet Midori never lost his faith and trust. In anger and frustration, Takamura violated Midori! How would these two come to terms with their feelings for each other?

Chapter 4 also published in Yatte Yaru, Konya! (chap 3).