Flowers and guns...
With a gun in their hands, the girls will seize their days.

1) The Princess is Mine
So the rumors are true - Himemiya does have sex with boys. After seeing it first hand, what will Takayuki do? Obviously taking a shower is the correct answer, especially when you are not alone.

2) Love Science
Hikari is shocked when chemistry sensei Touchi confesses to him. He turns him down flat, but Touchi doesn't give up so easily. With robots and strange inventions to help him out, will the stalker/sensei get his guy?

3) Love is the Best Present from You
Student council president Sayuki has been watching soccer player Shinozuka for the past two years. Now high school is almost over, and Shinozuka hits Sayuki in the head with a soccer ball. Accidentally. Probably.

4) Rules of First Love
Nishinaga is a student with some behavioral problems, and he always seems to get himself into a bad situation. Unfortunately, this last time, it wasn't only fists that were flying, and Nishinaga wound up being a non-con uke. But can Suzuka Sensei save him? Is it possible to have a second first time?

5) The Princess is Always Mine
We see our boys, Himemiya and Takayuki, still together and still in love.

From Dragon Voice Project:

Setsu is a tomboy who lives in the small village Niolz and she's been participating in various Martial Arts Comepetitions in order to earn enough prize money to travel to the capital Bazen where King Lucaria resides... Luca, her childhood friend who left in order to ascend the "Scarlet chair" as the last rightful heir of the royal line. However when she finally arrives there and gets a glimpse of the King she's shocked to find a stranger in his place! What's going on? But more importantly what happened to the real Luca? Join Setsu in her quest to uncover the truth and find that precious childhood friend...

A Tales of the Abyss side story that focuses on Jade Curtiss, also known as Jade the Necromancer.

From Esthétique:

The story is basically about a girl (16) and a boy (18) who gets married because the girl is believed to have a terminal illness. The boy swears to look after her. The story revolves around the hardships around being married when you are so young of age and in schooling.

Michiru is Akira Tennouzu's number one fan until her mother remarries and he turns out to be her stepbrother...

Yukako no Dream Theater series vol.1.

Enzo Takaya, character inspired by Jean Reno, is a teacher and the oldest son of his family, as such, he takes care of his siblings like a father. One day, a 5 year-old girl is found on their doorstep with a note: she is the result of Enzo's former life of crime and luxury as a gang member. Although he ignores who the mother is, he decides to take in the little Nanami. She unfortunately suffers from a skin disease due to sensitivity to pollution and certain types of food. So, Enzo becomes a health freak...

From MegKF:

The daughter of a washed out actress is given the chance to see what it's like to be in a real family.

Itsumi's mother, Kei, is a washed-up actress. One day, Itsumi meets a lady with a severe heart condition and receives an invitation to her house. The house, which Itsumi thinks of as the ideal family home, was just a performance arranged for the lady. Among the family members, Itsumi meets Shuu, a very polite boy, and is persuaded to play in a theatre... ?!

The cute avatar Saeko promises to fulfill any wish you might have. All she asks for is friendship for life, and specially, death.

1. Michiru (by Momono Moto)
2. Tsukasa (by Mihoshi Megane)
3. Yuu (by Nakahara★Momota)
4. Kiyomi (by Chidori Peko)
5. Saeko (by Kajitani Shino)

Vol. 01 tells the story of Tsubomi Tachibana, a fifth grader dealing with issues such as her mother's pregnancy, her first period, and the strange feelings she has started to get when she has been around boys.

Vol. 02 tells the story of Tsubomi Kusakabe, a fifth grader, who encounters an alien wanting to do research of earth. It turns out he has picked Tsubomi to be his research subject.

Note: Won the Shogakukan Manga Award for children's manga in 2009.

The members of the Takashiro family share a terrible curse: only human blood can quench their thirst. Sent away after the death of his mother, Kuzuna Takashiro remained blissfully unaware of his 'condition.' When Kazuna's teenage hormones begin to rage, his uncontrollable bloodlust suddenly rears its head...

From Midnight Scans:

Mei has been living alone since her beloved older brother, Saeki, died. Suddenly, a guy named Reon came and abducted her. Why do they have to live together? No matter how Mei hates malicious Reon, another feeling starts to appear. Then, Saeki, who was thought to be dead, returned!

Prologue of "Cloud Atlas", a movie released in 2012, drawn by SIU, creator of "Tower of God".

From Shoujo-Sense:
Kanamu's favourite time of day is after school, when she meets to practice with her three-person band, "Chocolat no Yell." She may be inexperienced, but she's determined to do well. If only Rito, her senpai in the light music club, weren't always showing up to pick on her. With the band's first live performance coming up, will everything go off without a hitch? And what exactly is Rito's problem, anyway?

From Chibi Manga:

Her childhood friend is a famous designer of lingerie…

From Manga-Heaven:

Eitaro is hooked to the erotic chats... Someone steals Sakuko's lingerie... Ai is determined to lose her virginity... Everybody is hooked on love... or is it to sex?!

An erotic manga by Kyo Hatsuki following the trials and sexual triumphs of the main character. The story travels from - "Will he ever get laid?" to - "Will he ever get a steady girlfriend?" to - "Will he ever learn to keep it in his pants?!"

By day he is a beautiful honor student, but when night falls, the sexy and lewd "Maya" appears. Even though university student Kazuma wants to deny the existence of Maya's double life, he gets drawn in by him. Before long, Kazuma finds out that a young congressman, Tanabe, is manipulating Maya like a puppet, and is using him for the government...

Consists of a collection of oneshots:

1) Covetous You and Insensible Me (Hoshigariana Kimi to Futsutsukana Boku)
Never one to get close to strangers, Kai finds himself helpess in the enchanting gaze of a foreigner...

2) Lost in the Darkness Before Dawn (Gyou An ni Mayou)
Tatsumi Hiroaki is a swordsman for hire during the Edo Period. Recently, a rise in bandit activity has given him a steady flow of work in protecting small shops in town. The bandits recognize his skill and offer to hire him, where he finds a familiar face from the past.

3) Confession (Kokuhaku)
Unable to forget the random act of kindness by the wealthy, but lonely business man, Matsumi offers to sell his body. Is it really just for money, or is there a greater need at stake?

4) The night he escaped death (Shi ni Zokonai no Yoru)
Prequel of Lost in the Darkness Before Dawn.

5) Sleepless Night
The Night He Escaped Death bonus.

6) Service
Confession bonus.

7) Bonds of Blood
Covetous You and Insensible Me bonus.

From Stage Storm:

Keimi is a student at a ballet school. Her sister Chiharu is a famous prima ballerina whose grace shows in every move and expression. How does it feel to be compared to a sister like this? In fact, the girl is very talented. She doesn't practice nearly as much as her classmates, yet her performance is always superb. She dances without any pretension because she has no knowledge of her gift...

To what distance would you go for your one true love?
In a future filled with a boundless potential for interstellar peace and prosperity, Mikako joins a research team to explore the recent contact between humans and alien races. She ventures out into space, leaving behind Noboru, the one young man she loves. As she travels deeper into this new frontier, her only connection with her boyfriend is through cell-phone text messages. But the years pass, and Mikako barely ages in the timelessness of space--while Noboru grows older and considers moving on with his life.

In this timeless romance between star-crossed lovers in the most tragic of settings, there are some places man may not be ready to go.