A romance about an unlikely couple.

From An Endless Story & Fate:

Hori High is attended by a bunch of good for nothing delinquents called Hanemono. Their adventures include interweaving tales of Hayato, a guy with a chonmage hairstyle, his colorful buddies, and their raunchy, romantic high school lives.

From MangaArt:
Yummy is the only daughter of a restaurant owner... But she's no good at cooking at all. Then one day, she got involved in a lunch showdown over her beloved Tsuyoshi! A strange cooking spirit, Hoppe appeared in front of her when she was in a dire pinch...!?

A pixiv short story.

Gorou has a crush on his older stepsister Haru. Unfortunately for Gorou, Haru happens to love teasing him sadistically in every way possible.
A 4-koma comedy about their wacky day to day life and interactions.

Hoozuki-san Chi no Aneki - Nano Shucchouban and 2 chapters of Hoozuki-san Chi no Aneki - Nano Branch are included in volume 3.

From BLU:
From modern-day tales of romance in Seattle, to eerie stories from historical Japan, to Yoshinaga-sensei's depiction of the class conflicts that fueled the French Revolution... In these unforgettable tales, there's a little something for every BLU fan!

And perhaps best of all, the characters Claude and Antoine (a young aristocrat and his butler) are introduced in this volume. Catch up to their later adventures in Fumi Yoshinaga's 'Lovers in the Night'!

Stories:
1. Truly Kindly
2. True Tenderness
3. A Today Completely Different From Yesterday
4. Pandora
5. Chinoiserie
6. A Butler's Proper Place
7. A Day in the Life of an Aristocrat

A sweet little story.

A short story about a conservative older office worker dating a 20 years younger kōhai.

Included in the anthology GUSHmaniaEX R45.

Ayaka has a dear friend named Hiroko. Hiroko suddenly vanishes from Ayaka’s life, saying that she must save someone important to her. Since that time, Ayaka hasn’t heard anything from Hiroko, until a girl’s corpse is washed up on shore, and she’s holding a letter from Hiroko which reads: “Come save me.” Ayaka sets off to save her best friend, and ends up in a mysterious school where everything seems too good to be true. Is it?

1) The Sincere Frozen Moon Asagi and Tachibana (lovers) are both Shinto exorcists, with Asagi being the head priest and Tachibana being the apprentice. Asagi comes from a long line of priests, each using a Heavenly Sword to fight evil spirits. Tachibana is very protective of Asagi and grows even more so when Asagi faints every time he uses the Heavenly Sword. How can Tachibana protect the one he loves? 2) The Dangerous New Moon Haruaki visits the priest, Ei, everyday on his lunch break. Haruaki confides any troubles he's been having to Ei, and Ei very much enjoys the company. Lately, Haruaki has been getting flak from his boss at work about how unkempt he dresses - a problem that seems insignificant at first, but ends up turning into something dangerous. 3) The Heavenly Swords Bulletin An extra that goes into detail on the Heavenly Swords that appear throughout the chapters. 4) Midday Mirage Toranosuke has sworn to avenge the death of his older brother, who was eaten by the demon, Shunjin. A souleater, Shunjin can only be defeated by one divine sword. But, when the time comes for Toranosuke to extract his revenge, can he really do it? Shunjin might be a monster, but there is something about him that draws Toranosuke's gaze. Could the demon slayer be falling for the demon? Can the quest for love triumph over the quest for revenge? 5-6) Half Moon Passing Nanaki, the youngest of the Heavenly Swords, has lost his sword form - meaning that, until he finds it, a void seal will spread across his body until he disappears from the mortal world. Ninomiya, the eldest of the Swords, wants to help Nanaki search, but is terrible with expressing himself with words. How can he convince Nanaki of his sincerity? 7) Crescent Moon Mirage A continuation of Toranosuke and Shunjin's story and a tying up of other loose ends.

In a distant future where humanity has been pushed to the brink of extinction, the last resort is the digitisation of the human soul. But even then, danger lurks...

This is compilation of 3 loosely connected stories of vampire/human romances, plus a short extra story.

1) The Lie Becomes Love Under the Moon
2) The Bride and Prince
3) The Beautiful Lady and the Vampire

Yasukuni is the heir of a distinguished family, one that prizes masculinity and stoicism. He also happens to be crazy about one of his private instructors, Kiyoi. Among the many lessons Kiyoi gives him is the art of sexual pleasures. However, Yasukuni wants Kiyoi to make love with him earnestly, not just as a form of instruction.

From Chibi Manga:

She dreamed about confessing to her childhood friend at the graduation ceremony but…

From Dazzling Scans:

Kazusa, a young high-school girl, is killed instantly when a car crashes into her as she was crossing the street. As a ghost, she watches her friends' reactions to her death—keeping a close eye on Miharu, the boy she was in love with before she died. However, she discovers that he was in love with another girl Okabe Ranko... but can Okabe see Kazusa's ghost when no one else can?

1) From What Does This Lesson Lead To by Shigano Iori It's about the relationship between a teacher and student. How will their love go and end? 2) Junjou Bousou Honey by Kurumatani Haruko Not only does Suzuno have to go to high school, she also has to take on the role of dorm manager at a soon-to-be demolished dorm! This dorm is known as "the city of crime,” an place with no order where trouble is always happening. When the leader of the troublemakers Kazuomi, kisses Suzuno, things start to get really chaotic! 3) My Boyfriend is an Alien by Amane Yuko A strange aircraft, a handsome alien who needs kisses for energy, a mysterious man in black and a naive schoolgirl. 4) Love Love Dojo by Yuuhi Ryuu A student admires a classmate because of his fighting style and joins the karate club to train with him. But her admiration of him is misunderstood, and now they're going out? 5) It can't be Love by Aikawa Saki Seto Mizuha accidentally ran her bike into Souma's car. She cannot pay him, so Souma said he'll buy each kiss from Mizuha for 5,000. 6) Wild Night Stripper by Fukami Sakana

From Midnight Scans:

1) Honnou Honey
He can’t stop the girls from gossiping…
The invitation from those gentle eyes is irresistible…
I want him to love only me…
I want him to be only with me…
All the girls are drawn to him…

The moment he is unable to stop it, he entices more, but he is still far from getting embraced?!

2) Ano Natsu wo Wasurenai (That Unforgettable Summer)
Marie lives in a small town, where most excitement is all about "doing it". Although at first she feels indifferent about it, it all changed when she reunites with next door neighbour, her "onii-chan" Shinichi...

3) Kimi no Kisu de Oshiete Ageru (Teach Me About Your Kiss)
Miyuki had just broken up with her boyfriend, and meets her next door neighbour, Hayato, who is two years younger than her. She offers to help him study, but it seems she wanted more from him. Since that day, they have an awkward relationship...

4) Toriko ~Toriko~ (Slave ~Captivated~)
Haruna had just been picked up up by an older man called Youji. When he keeps dropping in her doorstep and perhaps starting a relationship, she has suspected something is not quite right about him...

5) Kono Koi ha Himitsu (This Love is a Secret)
She has caught one of her male students shoplifting. In order for her to keep her mouth shut, she had offered for him to stay at her p'ace to keep an eye on him...

6) Atashi ga Heya ni Ageru Riyuu (Give Me Reasons to Go to My Room)

From BangAQUA & Yaoi Is Life:

"Mitsuru and I, we're Romeo and Juliet." High school students, Ryousuke and Mitsuru are lovers since childhood. But their fathers are with daggers drawn. They really don't want to be separated...With this mind, the decision to elope...?! Besides the main title work, this book also contains the love of a popular idol x childhood friend, and the timid love of the one carrying out someone else's love letters ♥ The sparkling high school loves, a short compilation gem!

A group of 15 elite high-school students are gathered at a very special, high-class high school. To graduate from this high school essentially means you'll succeed in life, but graduating is very difficult. The school is presided over by a bear called Monokuma, and he explains to them that their graduation hinges around committing a murder. The only way to graduate is to kill one of your classmates and get away with it. If the other classmates discover the identity of the killer, the killer is the only one executed. However, if they fail to catch the killer, only the killer graduates and the others are annihilated. Which of the 15 will survive the bloodbath to come?

Supplement for the game. Same story but mostly told from the culprits and victims POV, so we will learn more about their motives here.

1. Chocolate of Instinct
Ever since we were small, I've been good friends with Keigo, who's as cute as a girl. However, I started to be conscious of his body holding mine, his long and slender fingers, and his full lips... Before I knew it, my heart started to race for this cool Keigo... Hey, Keigo, what should I do with this feeling...?

2. Little Devil Gelatto
Sei was a playboy throughout middle school who did it with every girl. Then, the next day he would break that girls heart and leave. That changed when a girl he had done it with actually falls in love with him.

3. Flower Trap
"Under the wilting Cherry Tree, He laid a blanket of pink flowers." While I walked the cherry tree lined street i noticed him carrying a bouquet of flowers. The flowers belonged to the girl he liked. Then why did he give one to me?

4. Substitute Camellia
When I was confessed to by him I was happy. I really loved him. Still, the pain of my brother getting married and going away hurt me. Is that why Kei thought he was a substitute?

5. It Slowly Turns Sweet
Everyday, Aoi kisses a summer tangerine. Chisato, her brother's friend, often stays over.

extra of Chocolat of Instinct