Well, meet Nekoyanagi Kennosuke, a mysterious man who claims to make his living as a miraiya - one who "deals with the future”

Just when Yamamura Fuuta is looking forward to his last summer vacation as a grade-schooler, the self-proclaimed miraiya barges into his life and turns what should have been an idyllic vacation into a series of events shrouded in mystery and filled with spine-tingling encounters. Strange things begin to surface all around the skeptical and unwilling Fuuta.

This is a manga adaptation of Hayamine Kaoru’s novel of the same name. Squeal, gasp, cringe, tremble, but don’t forget to peek between your fingers from time to time as mangaka Takemoto Itoe adroitly transports you to the quiet, fictitious, rural town of Kamikushichou, where the woods are brimming with life in the vibrant Japanese summer.

Kirishima “Maa-chan” Masao and Kurokawa “Tai-chan” Taisuke have been friends since they were little—both looking out for each other, but when Maa-chan catches his friend being assaulted by a teacher, he can’t help but blame himself for always thinking and never acting on his desire to protect his friend.

Collection of short stories:

1. Me and Incredible You
Ishibashi and Ryou have been friends - and lovers - for some time, but suddenly Ryou is thrust into fame and moves to Tokyo. Can their relationship survive the distance both in miles and in popularity? And what will happen when Ishibashi makes a rush decision to go visit Ryou in Tokyo?

2. Even Though the Time When I Dreamed Is Long Past

3. I'm Not Going Back to That Day

4. Bus Stop

5. Rebirth

6. That Day, A Summer Day

7. Oh! We Are the North High Cheering Party
Freshman Harada is in love with his captain Tachikawa. When Tachikawa sees him ****ing his shirt, can Harada ever face him again?

From MangaHelpers:
Souichi is an art student, and one day he saw an amazing painting at his university that made him want to study under the artist. When he went to learn from the master, though, the man did not accept him. Shortly afterward, he met the man's granddaughter, a blonde-haired, blue-eyed child called Rune. She was a very energetic kid who drew Souichi into playing with her in the surrounding countryside. Soon, Souichi learned the truth--the painting he had been so impressed with at his university was not the grandfather's work, but Rune's. She is the artist from whom he needs to learn.

From Chinatown KM:

Japan's biggest company, the Koigakubo's daughter, Reijou Himeko has "violence-seeking" eyes. Aoyama Shuuji watches over her, employed by the Koigakubo as her bodyguard. They appear to be "Senpai" and "Shuu-chan" but perhaps... their relationship is not what it seems――

1) Anata no Tame no Houkenshitsu
"The Infirmary is for your Sake!"

2) Tanoshii Tsuuhan Seikatsu
"A Fun Mail-Order Life"

3) Tsukushi Jouzu? "Can You Handle This Love?"

4) Ani to Otouto no Reijiten to Souiten
"The Similarities and Differences Between Older and Younger Brother"

5) Sagashi "Sought-After Things"

6) Shikaeshi Keikaku "Project Revenge"

7) Kimi to Boku no Toku Touseki
"Your and my Special Seat"

8) Boku to Sensei to Megane
"Teacher, Glasses, and I"

9) Tadashii Megane no Katsuyouhou
"The Method of Using the Right Glasses"

10) Atogaki (Afterward)

Manabu is a 3rd year middle schooler & former student council president. Suddenly he's in charge of a new student Rui but she is no ordinary girl - she's an alien! Manabu loses the chance to be with his crush Mizuho who now has a thing for Rui & gets nose bleeds from her cuteness. The teacher is of no help, her focus & nose bleeds are on Rui's hot cousin who is also an alien!

The new 2nd year student council body also plays a role in the story.The student president Hikaru is short & hot tempered, he is dating the vice president Nozomi who is tall & gorgeous. The treasurer Kazuma is a good looking guy with a great voice, yet he wears a mask and is madly in love with the cute guy secretary named Touru (who is unsure of Kazuma and his feelings)!

There is another side story BL with Kazuma and Touru - Kazuma is slowly wearing Touru down with his love!

Description by LuffyNoTomo

From Operation Boredom:

Jin is a rock artist in the making, and in a relationship with Tama, a wanna-be bread maker. However, as Jin's popularity grows, he feels he doesn't have enough time for Tama, and breaks up with her. Tama agrees to call it off... A little too easily. The two go off their seperate ways and decide to meet new people, but is their relationship really truly over? Watch their piping hot love slowly unfold!

'I', along with that girl, 'me' and that girl's 'Mama'. An early afternoon in summer on a listless day, the relationship between 'I' and 'Mama' started with the scent of her breasts dewed with sweat. A passionate and erotic story by Tsuyatsuya about love triangle involving both mother and daughter!

Misaki works for an IT company and admires his hard working boss. He gets nervous when they visit company he had quit before. Is he keeping some secret?

This is the tale of two members of a Beatles cover band who find themselves transported back in time to 1961 – to a time before anyone had ever heard of the Beatles – and decide to take the mantle of the world’s greatest rock band for themselves!

1-2) I Want to be Myself and I Want to Know More About You
Ookawa Taketo is in love with his Biology sensei, Tsuruoka. After he confessed, Sensei refused to accept him because he was dumped once by a student before. Will Ookawa’s determination and his strong love convince Sensei?

3) Route 17
Runner Tsuji is confessed to by his kouhai, star athlete Teranishi, but without waiting for an answer, Teranishi tells him to forget about it and runs off!

4) Hope This Can Be Forever
Hiromi's cool exterior hides his growing feelings for Yutaka, but suppressing his emotions where his childish kouhai is concerned is getting more and more difficult. The day is coming when Hiromi won't be able to hold back anymore...

5) The Feeling of Love
Seiji always though a charming smile would get him out of trouble, so he grins idiotically all time. But classmate Inoue only wants to see Seiji smile for real.

6) The Four Seasons at the Toda Flower Shop
Florist Shougo has been alone since his wife Kana died five years ago. Well, almost alone, her annoying and cheerful nephew Takao is determined to stay close to Shougo, no matter what! Takao's love is definitely more than uncle/nephew, but what about Shougo's feelings?

7) Mint Candy
Miyahara's wedding is a reunion for former college classmates stoic Kuze and light-hearted Takeda. Even knowing how cool Kuze is, Takeda is still surprised at his nonchalance, since Takeda always thought that Kuze had a crush on Miyahara...

Noda Haruko has hatched a plot to get tasty lunches; she's put a love letter in a paper airplane and tossed it out into the world. By chance, it ends up in the hands of a lonely boy named Katou Seiji. Haruko confesses her "love" for him, and her hope that he'll become her husband and make her delicious lunches. Surprisingly, Seiji agrees, and becomes her boyfriend-chef. Seiji allows himself to be swept away by her childish enthusiasm, but he keeps trying to find ways to make their relationship more 'real'-- by holding hands, kissing, or simply being alone together. Haruko and Seiji navigate their unusual relationship among their friends and classmates, who all have their share of comedic troubles!

From ShoujoMagic:

Yori's attitude has changed. He and his twin sister, Iku, used to be inseparable as children, but lately Yori's been different -- eager to be apart from Iku. Iku worries that he hates her, but the truth is far more scandalous. Now, Yori would risk losing everything to have his little sister. Iku loves her big brother enough that she would never risk losing him, and so she'll do what it takes to keep them together... but Yori doesn't want to have her that way -- as a sister dedicated to her twin. Can Iku ever love Yori not as a brother but as a man?

Boku wa Imouto ni Koiwosuru received the Shogakukan Manga Award for shoujo manga in 2008.

"When winter came, you swept away my sadness. When it passed, the memories of you lingered in my mind." A love that transcends time between a winter spirit and a girl broken with sorrow...

Koyama Kei lost his mother when he was still in elementary school and never connected again with his distant, workaholic father. The only real light in his home life is his sister Moe: a bright college student who obviously adores him. But Kei has intimacy issues that even his sister can't pick up on.

At 15 years old, Kei's never been in love, but he has sex with anyone who shows him interest. While he's in someone else's arms, he can forget the void in his own life.

One day in late spring, Koyama discovers what's missing: a slightly spacey med-student named Fujii. Unfortunately, Fujii is his sister's boyfriend...

-DokiDoki

From Nagareboshi Manga:

Kitazono Meiko falls asleep in the library one day, only to be awakened by a kiss! She is unsure of who it was that kissed her, however, since there are multiple boys still in the library. Could it be the popular boy Shinoda-senpai? Or the super-cool Mikoshiba-senpai? The boy-next-door type Mogami? Or the cute underclassman Hachiya? Who could it be? They're all possible candidates, but which one does Meiko like the best...?

Oneshot in volume 1:
Soprano (released by Ouiratsuike)

Oneshots in volume 2:
Anna no kami ga nagai riyuu (released by Sound of Jewels)
Hakka drops (released by Sound of Jewels)

Upbeat Ritsuro and downbeat Ken have been longtime friends. Although Ken leads a dark life of prostitution after dropping out of high school, Ritsuro still cares about him. When Ritsuro realizes that what Ken wants is something more than friendship he vacillates between Ken and his girlfriend Moeko, setting the stage for a bizarre love triangle.

Isao Komori is a college dropout who spends his days cooped up in his apartment playing video games and masturbating. The highlight of his day is visiting a convenience store where an angel-like high-school girl called Mari visits every night.
One morning Komori wakes up in Mari's body. Another "Komori" inhabits his old body, and Mari has disappeared. Komori struggles to maintain Mari's ordinary life and starts to investigate Mari's disapperance. Perhaps Mari wasn't so innocent and perfect after all?

A one-shot on Misaki Taro, one of Tsubasa's partner, taking place after the first chapter of Volume 13 of the Captain Tsubasa Manga.