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

An ordinary boy called Sherlock Doyle is captured and forced to put on his twin sister's dress by the Emperor's diplomat to be shipped to a small country called Ehren. His genius sister, Glinda, went missing two days before she's supposed to be sent to Ehren to be an royal tutor for the King's children. The sudden life change is too overwhelming for Sherlock, but he sees no way out. Later, he finds out the disturbing truth about the kingdom's intention with his sister.

One morning, 16-year-old Sey's world is turned upside down when her mother announces she's moving to Italy to finish her novel. She's made arrangements for Sey to live with her friend, Meja, and Meja's creepy son, Terry. Not exactly Sey's ideal living situation, but she has no other choice. Sey has a killer crush on a teacher named Mr. Cho, and she's beyond shocked when she learns that Terry knows him well ... VERY well. And so begins I.N.V.U. (I Envy You) - a hip, moving, topsy-turvy look at the lives and loves, trials and travails of 4 teenage girls.

Troubled by her abusive mother, Shiori is undecided about her future. The only thing she knows is that she wants to always be with her best friend Yukiko. That is, until she sees Yukiko do something unusual one night...

Ai Morizawa is a high school freshmen and a popular idol but puts ZERO effort into her job. She only took the offer so she can get money, but she runs away during her photo-shoots... The only thing on her mind is finding herself a boyfriend rather than work!!

Lazy, deadbeat manga author, Niki (pen name: Kaoruko Goutokuji), finally caught his big break! Except for one problem: his almost supernatural inability to do just about anything! But with a hot, elite business man, Shoji Tatsuhiko, as his childhood friend who constantly looks out for him, who can blame him?

1) To the Sea
While his parents are away, Yutaka is to be watched over by the strict Naruhiko. The only plus is the mysterious beauty Yutaka meets at the swimshore, who is somehow familiar to him. And what is the connection between this beautiful swimmer and the cold Naruhiko...?

2) I'm Not Your Mama
Shou is outwardly the tough leader of a school gang, but at home he acts the part of mother to his two younger brothers. One day David, the leader of a rival gang, finds out the hidden side of Shou as well as a certain embarrassing secret. David claims he has feelings for Shou and that his secret is safe, but can Shou really trust him?

From Forbidden Garden: Maria is a high school student, and is on her way to visit her sister in the hospital, who has just given birth to a baby boy. Things soon start to get strange when Maria sees a unusual (but extremely cute) boy at the hospital who is very interested in Maria’s new nephew. The boy always seems to be hanging around, and only Maria seems to be able to see him! Is he a ghost? A demon? Why is Maria seeing him? As if this wasn’t odd enough, Maria soon meets another (extremely hot) guy in the lobby of the hospital. He is tall and rather suave-looking, and has a bouquet of roses. He is also interested in the birth of Maria’s nephew, and gives Maria the flowers. Maria is obviously confused about all this attention little Masaki (her nephew) is getting. Who are these strange guys?! The first guy she saw appears again later at Maria’s own house, in Masaki’s nursery. Maria is shocked to see the boy materialize right out of baby Masaki’s body! What is going on?! Is it a dream?! Why is this boy appearing from within the baby? He is begging Maria to protect her nephew, but he doesn’t say from what. He also wants her to meet someone named Ichirou KOUZUKI. Who is that? Is he that other guy at the hospital? Why is everyone so interested in Maria’s nephew?

From Anime Waves: Kobayagawa Shio is a "private actress" who works for a production company. She also does personal assignments that needs her to pretend to be a different person. She takes on assignments for people and takes on the personality of the person who they are pretending to be.

From Mousou Scans:

Eva, a long-lived witch, takes in Fernest kingdom’s fifth prince, Louis, when she is asked to heal the first prince of an illness. Although witches are traditionally despised, Louis forms a close bond with her. When Louis is called back to the palace by a strange twist of fate to take his father's place on the throne, Eva must decide whether to let him go or follow.

There are six main characters, 3 men and 3 women. The three women are sisters.

There were three young men. They had a plan to build a company and develop it to be the best. Luck was on their side and everything was going well until one of them decided to drop out and create a new company. He did so because he wanted to build a computer company, but the company they built was going to another direction. His business was going well at first, but it eventually went to bankrupt. He visited his two ex-business partners and asked for help, but they refused to help him. He committed suicide, leaving his son, Sin Hoo Kang, without any resources.

The second of the three original business partners had 3 daughters, but he was killed in a car accident.

The last remaining business man who is now a chairman of the largest company in Korea adopted the three daughters and raised them like his own.

More than 10 years passed, Sin Hoo Kang was fully grown and had graduated from top-class university in America. He was ready to come back to Korea and execute his plan for revenge.

Chihiro suddenly lost her fiance in a mountaineering (mountain climbing?) accident but she still refuses to lose hope.

Run as fast as you can, because he turns into a dangerous beast when he is off-duty!
(From Aerandria Scans)

#1: Casual Encounter with a Beast
Watanabe Hanna is a carefree girl and a slowcoach. All of the men she'd dated till now had told her off and then dumped her because of her leisureliness. This made Hanna totally lose her self-confidence. On lonely nights, she finds pleasure in casual sex with random people. After being transferred to the Third Sales Department from the General Affairs Department of Yamabato Confectionery company, can her new co-worker Ogata Kaito restore her self-confidence?

#2: Two Beasts
Koizumi is the developer of private brands of Yamabato Confectionery and she is very particular about the quality of ingredients being used for the production of sweets. Her co-workers are often uncooperative with her as they deem her as high-headed and inflexible because of her concern to maintain high-quality products. But seems like there is someone in her office who always pulls strings behind-the-scenes to help her out...

#3: The Invincible Beast
Rira likes strong men. She doesn't like those half-assed strength, men use to play with women and to use them for their advantage. She wants a life partner who would be able to use strength and would also love her unconditionally. Will her dream come true or will she be ditched in love again?

#4: The Egoist's Sweet Trap
Ishidou Akira is the ace of the Sales Department. In order to get his hands on deals or women, he doesn't hesitate to cause trouble for others. At a wedding party, Sara- a girl who cannot lie, spots Ishidou embracing the company director's wife. Seems like Ishidou can't leave Sara alone after that!

From Dragon Voice Project:

Collection of three short stories.

1) Fiancé Inn
"Sanae has a fiance? Moreover, he is the young owner of a big Japanese Inn. Is she marrying into money?" Sanae quickly begins her training to become a proprietress, but will she become more interested in the manager than the owner...!?

2) Naisho no Doukyonin (Secret Housemate)
Sweet short story of a middle school boy in love with a high school girl. She is meticulous about wanting to know everything about the person she is dating. Her emotion conflict when she meets this middle school boy, who challenges her way of thinking about relationship. The author diligently places the character in a muddled, flustered, and distraught air of insecure emotions. She feels baffled because she can't comprehend why she likes him, even though she knows nothing about him.
(Also published in Chokotto H na Koi Monogatari)

3) Beloved Mantleman

Fall 1986...in Rokkenjima, a private island owned by Kinz? Ushiromiya, eleven of his relatives arrive for a family reunion. He is dying and children want nothing more than to split the wealth he will leave behind. But as a storm traps them on the island, the riddle of Rokkenjima's legendary golden witch begins to take the lives of several people. Who can solve the riddle and gain the gold & the inheritance? Will the golden witch truly revive? The story is divided into episodes: four "Question" arcs. Each episode keeps the same main characters, but ends in a different way. However, each episode gives valuable answers, hints, and clues to the previous one, while at the same time bringing forth even more mysteries.The question arcs are: Legend of the golden witch, Turn of the golden witch, Banquet of the golden witch, and Alliance of the golden witch.

A collection of stories about the joy and pain of falling in love!

1) Natsu no Kakera
Mayu, a 2nd year in high school, is longing for a “summer lover”. Pretending to be a university student, she flirted around. Turned out that the cool guy, Wada Naoto, she met goes to her school… What was supposed to be just a short fling continued as an ambiguous after-school relationship when Wada started to call Mayu for sex. But Sex is no longer enough for her. Inside her the desire to reduce the distance grows. Countless thoughts cross her mind as she becomes unable to control her feelings for Wada. Can she finally express her true self to him?

2) Hatsukoi♥Again

The former "polka-dot faced" girl and the "fatty" meet at a goukon!? But wait, wasn't he kind and gentle before? Now he may have changed on the inside as well...

3) Yasashii Kizu
Like in a TV drama, she saw a handsome guy getting dumped. In order to cheer him up, she invited him to her house, but she ended up getting drunk and ended up sleeping with him! Despite of their one night stand, they did become friends. Can they be more than friends?

4) Anata o Hitorijime
Shinoda Suzu accidentally collides with the school's "scariest" person Kikuza Tsuyoshi. Instead of being rough, he ends up saving her from her own clumsiness. Realising that all of those rumours are just a misunderstanding, Shinoda starts to fall for him...

5) Anata o Hitorijime - Extra
A little snapshot of the clumsy Suzu and the "scary" Kikuza's date together, from his POV!

Four years ago, a large scale disaster in Tokyo claimed two million lives. The remaining thirteen districts of the city were isolated into the Tokyo Barricade Zone. Morisaki Harumi, an unruly kid with great fighting strength, is his family's sole survivor from the incident.

One day, in a traffic accident, Haru gets pulled into a world of violence and meets Mana, the girl who turned herself into an ancient sword.