As a child, Amasawa Rei had attended Shirohato Park Institution. After her parents were killed in a car accident, she lived at the institution and befriended a boy. She doesn't remember anything from the time she spent at the institution, not names, not faces, nothing, only that she and the boy shared a secret--a secret much darker than she thinks it is.

Now, as a new student at Shirohato Academy with her old classmates from the Park, she is assailed by fragmented memories of the past. What was the secret? Why does she feel driven to find that nameless boy? And most importantly, why doesn't Rei remember anything from her past?

From Echochi Scans:

Saitei na Anata to Aki no Sora (The Worst You and the Autumn Sky)
Nanami thinks his senior is a really awful guy, but still he can't help but like him. When his senior gets dumped, what will he do?

Follows the game events from Nanami’s POV.

Ikeda Masaki, called Ikeuchi by his friend, is a college student living alone with his little sister, Minami, who is in grade school, after their father suddenly left one day leaving only a note behind. After thinking about dropping out of university to work and support himself and his little sister, Ikeuchi was encouraged by his best friend, Kanda, who currently has a job after dropping out himself, to continue his studies, and if ever the need arises, Kanda would be there. Ikeuchi believes that even if misfortunes come, as long as he has friends and family, they will be happy.
As time goes on, Ikeuchi gets any part-time job he can get to pay the bills. He eventually forgets Minami's birthday, but is saved by Kanda, who not only remembered it, but bought a gift that the little girl really liked. Ikeuchi notices strange behavior on Kanda's part sometimes, however, he pays it no mind.
One day, Ikeda gets a job that requires him to leave home for a while, so he asks Kanda to stay with Minami. Kanda intially furiously refuses, telling Ikeda not to depend on him all the time. When Ikeuchi is about to leave saddened, Kanda reluctantly changes his mind. After he finished his work at a hotel, Ikeuchi returns earlier than expected because he believes that his little sister is missing him, as she called him to inquire about the time that he will be coming back. Since it is late at night, he does not phone her when he gets off the train, but heads straight home instead.
Ikeda goes to Minami's room as soon as he walks in, and knocks on the door. She is surprised that it is her brother, and when he opens the door, Minami screams hard for him not to enter. What Ikeda sees there shatters everything he believes in .

From Yaoi Is Life:

Living in an all boy's dorm, it's standard to do ecchi things with your roommate. Truth is, Mao wants more. How is he to keep his real feelings hidden when Hayato says, "I like your scent the most." The only problem, Mao isn't the only one whose scent Hayato likes.

Because of a certain incident, Sado Tarou learns that there is a problem with his body. He derives pleasure from girls doing "this" and "that" to him. To cure his body, and so that he can confess to his love "Shihori Hime", he approaches the Voluntary Club- a school group that tries to fulfill students' wishes. He goes only to find Isurugi Mio, a girl with the gross misunderstanding of being a god, and Yuuno Arashiko, the most hated existence for Tarou since she is the cause of his problem...

Collection of short stories:

• Polka Dot Fabric
She might be tall, but high-schooler Fukagawa Yori likes pretty dresses. BUT, the guy that she likes says, "They don't suit you." What a trauma for our poor Yori! One day, our Yori ends up modeling for a fashion show...

• The Love Affairs at the Somagi's
Umino Kujira answers an ad for a live-in housekeeper at the home of two brothers named Somagi Takumi and Arata. She's given a trial period of one week for the job.

• Michibiki no Tsue (The Staff of Guidance)
Hotaru is training to be a "staff" - someone who guides spirits wandering between life and death. Her first case is Koizumi Otoha, a girl who loves piano, but cannot choose between staying and going from the world.

• Wish Upon the Stars
The planetarium in Konno Momiji's town is closing, so it's offering free performances for a week. Momiji goes and meets one of her old middle school classmates, Hiiragi Kiwa, who is working part-time as a commentator at the planetarium. They start hanging out and Momiji becomes more interested in both the stars and Kiwa...

Awkward relationship between high-school boys, Sunohara and Shinomiya.

From MangaHelpers:

The water polo team at Kamakurahama High School has a new ace player, Torii Ushio, who you wouldn’t expect to be a star athlete if you knew her in the classroom. Nakaoka Riku always took her as a shy person but after seeing what she can do in the water and how fast she can swim, he couldn’t deny that she deserved to lead the team. But late one day after practice, Riku finds out that Ushio has some secrets she has been keeping from everyone. Her family runs a temple and Ushio is the priestess to the dragon god. The descendent of the original dragon god is Sango who is a teenage girl who is the same age as Ushio. She lives in a secret underwater cave and her only friend is Ushio whose role is protector and companion. Through a series of events, Sango joins the water polo team to be close to Ushio and amazes the team with her out of this world swimming ability. [vyc]

Minami is cursed. Every time a guy she likes gets close to her she starts to feel bad and sometimes even throws up. She knows that she is cursed because of a nightmare that she keeps on having about a girl who’s asking her to “give him back”. “Give who back?” Minami asks herself. In the end, her only lead brings her to Kouki, her ex-boyfriend. The nightmares have started after they broke up.

1) Houkago wa Koi no Yokan
Sarara has been going out with her first boyfriend for over a week but they haven't progressed past going home from school together. Kawatori is a year younger, tall and cute, a little weird and quiet, but she knows that he's a very kind person and loves his sweet smell. She adores sweets and cakes, and regularly visits her favourite cake shop, however Kawatori says that he doesn't even like cakes! With Christmas approaching and Kawatori saying that he's too busy to see her, is Sarara right in thinking that he's not really interested in her and is already cheating? What's he being so secretive about? Will they ever be able to have the sweet Christmas together of her dreams?

2) Yuuwaku Danjon
Natsumi has been by Ryo-kun's side for years and still didn't confess her feellings. He's an year younger than her and tries to get to Keiou university, tall, cute and a bit unsocial. When she brags about him to her friends everything goes wrong. Will they ever be together?

3) Yozora ni Kiss
Hitomi is the leader of the culture festival committee. Since she is transferring, she wants to do something special for the last time. Matsunaga-kun, the chairman, helps her planning. Hitomi has feelings for him, but she isn't brave enough to tell him. She sticks with making memories of him, but what happens when he doesn't want her to transfer....

4) Powder Snow ni Kiss

5) Tokimeki no Private School

From JShoujo Scans:

Falling in love with him was her biggest mistake... After being badly bullied in junior high, Kazu's sworn off getting deeply involved with other people. One day though, the resident class playboy, Kirishima, comes and tears down the walls she's built around her heart. She finds herself falling quick and hard...but is she only setting herself up for heartbreak?!

Volume 02 contains the oneshot "Key Point"

From AnimeNewsNetwork:
Misaki Tennouji is the #1 cabaret club hostess in Tokyo's glitzy Roppongi district. One day, at the request of her madam "Mama," she becomes a teacher for a class of troublemakers at an elite high school. Her new assignment is supposed to last "only three months."

N/A

Kishiwada-kun is the local, unbeatable, TOUGH yankee. His only, and biggest weak point was his ULTRA SENSITIVE nipples! A game he played in his childhood, Nipple Bingo, led to the development of his nipples which now turn STIFFLY pointed at the slightest touch. This even causes his lower half to react hotly!! No one was supposed to know this, and yet one day the IKEMEN Andou showed up. It turns out he was the one who caused Kishiwada’s predicament in the first place! Get ready for Kishiwada’s nipple twisting hot story of youth (sex)!

Shiro Masakatsu is a boy people can't stand to touch, whether they be male or female. One day, he sees a girl with a weird katana finishing a fight with someone, so naturally, he ran away. He later meets the same girl at school, and another katana-wielder picking a fight with her. But it turns out these katanas have abilities, called Youtou, making them cursed katanas; but to use their Youtou, a certain condition has to be met...

From Blissful Sin:

Yuuta lives together with his two step-brothers, Tomoaki and Takayuki. But their life together is far from a quiet one. So what happens when Yuuta gets angry one day because Takayuki won’t stop sticking to him? And how is Tomoaki involved in it? A story about a not so innocent brotherly love!

Oogimi Tsumugi is completely ignored at school because his parents are murderers and he has not talked to anyone in school for months. Then one day, a transfer student, Konohata Maya starts a conversation with him, but there's something eerie about her. She understands why Tsumugi is being ignored, but she seems to be even more interested after learning about his situation. What does Maya want with him and more importantly, what is she?

From Wildflower Scans:

Tachibana Ayaka is roped into playing the role of Lady Betray, a flashy female villain, in a local hero show, when all she wanted was a free gift for her adorable little brother. Her co-star, Kazama Shun, plays Bardian, the hero and Guardian of Dreams, but he is only in it for the money! How will the two of them get along when they're so different?