Collection of stories:

1-2. 16-sai, Shinkon Hajimemashita
Getting married at16th birthday? Swayed by the husband's unreasoning love?
When she was six, Sou-chan promised Wakaba that he would marry her when she turns 16. Ten years later, does Sou-chan still remember the promise he made? Can Wakaba be honest with her own feelings?
What will happen when Sou-chan's father's company goes bankrupt?

3. Akuma no Yuuwaku ni, Amaku Torokeru
Matsutani Mika wants to protect the pastry shop her father left her but lately no customer visits her shop. Can Katsuya help her?

4. Idol-sama wa Watashi ni Muchuu?!
An aspiring idol group 'Infinity three' and its manager are working hard to reach the top position when a scandal happens. Will the team break up?

5. (Sokuhou) Class no Ikemen ga Watashi no Kamikyoku ni Muchuu na Ken
Ichika lhas a passion for making Vocalo songs, but is just too shy to ask people to listen to them. One day she goes to her classroom to find the popular Iori-kun crying to her music?

From Shinnen:
It's the start of their senior year, and Shiika happens to be in the same class as a guy named Megumi. It's a mystery to her why his voice echoes through her mind.

Haruhiko and Kenichi are 17 year old high school delinquents who are inseperable best friends. They've a reputation around Shibuya for being guys you don't want to mess with. Lately, Haruhiko has been fustrated, getting into more fights than usual, insulting women, and ditching Kenichi. Haruhiko can't admit his problem and Kenichi is at a loss for what to do, and soon things spiral out of control. Can their friendship survive? Or will it change forever?

This manga is about a couple of 17 year old guys and is set in Tokyo’s Shibuya expensive neighborhood. They have been doing everything together ever since middle school, where they became best friends. But Haruhiko cannot stand female company anymore and begins to insult them at the place they are used to going. No need to tell that they take it pretty badly and tend to get a tiny bit furious. Kenichi tries to calm things down though. The fact is that Haruhiko has something bothering himself and he cannot let Kenichi knowing about that… (from Daily Manga)

This manga includes two oneshots:
"Tight Rope Walker"
A story involving a hair stylist

This is the story of a terrible kidnapping and gang rape crime committed against a 17-old-girl, by 17-year-old boys. Why did such a thing happen? Why was no one able to prevent it?

A collection of short oneshots: 1) 17 Sai Natsu Aki connfessed one year ago to Yoh, but he was going out with someone at the time. So, when she finds out they broke up; what she does might be good at first. But in the end will she be happy with Yoh? Or will something go horribly wrong? 2) 17 Sai Fuyu Yui loves Maki, (childhood friend), but does Maki love her? During winter break she goes to her aunt's (where Maki lives) and confesses her love. Does Maki love her too? Or is she going to end up with a broken heart? 3) 17 Sai Haru One sentence is all I've ever wanted to hear from her. That's all. I love her. But I can't, I'm not allowed. She's my brother's fiance. Even so, I'll do anything to make her mine. If I hurt her, bring her pain, well, as long as I can be with her. I don't care if she hates me. 4) 17 Sai Aki Nao is in love with her Sempai. His brother confesses to her, and she uses him to get to the guy she likes. Will it work? Will she get her beloved Sempai?

From Attractive Fascinante:

“It’s fine if our hearts aren’t connected”, that is what Takamura sensei thought when he confessed to his student, Rin. But after a few times of bodily contact, Takamura started to desire Rin’s heart. Will Rin open himself up and accept Takamura?

These are stories that deal with being an underage mother and how the characters dealt with the situation.

by Forbidden Garden:
a series of oneshots:

We are merely 17 years old and in love. And then I suddenly got pregnant, although he proposed to me straight away, my parents were against this, but I don't want to get an abortion, I want to be a mommy. No one can help us... which path is there for us to take?

Little Life Growing Inside - Falling in love, and then getting pregnant, is that a sin? Just because we're still in high school?

Spanning the Lost Life - Getting an abortion during the age of 15, and then being betrayed by the lover. I won't love anyone ever again, definitely...

I Will Become a Strong Mother - I'm a single mother, I have a crush on someone, is having this type of feeling a burden?

Believing the Feelings of Love

From ShoujoMagic:
It's Ruri's 17th birthday today. And also the day that her relationship with Jyunya begins. However, was it destiny that their love is going to be a tragic one? What will happen to them now, with their parents against their relationship...!?

A main character who's lived for 17 years. The reflection in his gaze tells a special story of that summer day.

From Nagareboshi Manga:

A collection of oneshots:

PS I Love You
A girl finds a note in a book written by her class' most rebellious boy. Will this note somehow connect them...?

Koibana - Koi
A young hostess finds some joy in her life by helping a boy become more confident in his love life.

17 Sai
The best friend of the girl in the story get along really well. Until one night where something happens between the two of them and everything changed after that.

Happy Honey
A girl finds herself the object of an American boy’s affection. Can she respond without prejudice?

Our main char falls with a big bang for the new beautiful transfer student Natsuki. While he keeps it in himself, he finds out that Natsuki is quite the rebel who does what she wants, she’s strong enough to break his mean senpai’s arm and send him to the hospital, and she’s the one who just broke his bass guitar. He still follows her around and finds out that she’s quite nice but tries to distance herself from others. The reason is that she’s getting married as soon as she graduates. This is also the reason why no one really punishes her for doing the stuff she does in school. Still our main char falls more for her and it seems like the love is mutual? The hindrances in this story at the end of first chapter are the marriage and the mean senpai who falls for Natsuki after hearing her sing in an instrument shop.

From ShoujoMagic & Nekohana: A collection of short stories revolving around a girl's first time! Story 1: A Boy's Suggestion, by SHINJO Mayu Kana is on a mission of love. How pathetic would it be if a senior like her completed high school without ever having had a boyfriend? That's when Takuya, a freshman with a reputation as someone you don't want to mess with, confidently asks Kana to go out with him. She has misgivings about him being younger than herself, but can she be adult enough to overlook it? Story 2: Virgin Beast, by MINAMI Kanan See Ren-ai Shijou Shugi, volume 2 side story. Story 3: Let's Go Be Daring!!!, by AYUKAWA Mio Yoshino has a crush on Kanou and is too shy to tell him, but if she doesn't act quickly some other girl might. Yoshino's friend tells her how to becoming daring: Don't wear any underwear! This secret technique certainly catches Kanou's attention when a brisk breeze blows Yoshino's skirt up, and... Yoshino needs to come up with a good lie, fast! Story 4: When I'm with You, I Won't Be Home 'til Morning!, by KOUSAKA Yuuka After two months and three days of dating, high schoolers Eimi and Hiroto are finally ready to have sex. Eimi is nervous, but Hiroto seems okay. She heard that he's a real lady killer and his ex-girlfriend was his college-age tutor. Can Eimi -- a virgin -- possibly measure up to the kind of experience Hiroto has had? What will it mean for their relationship if she can't...? Story 5: The Awakening of Love, by SAKURAI Miya High school girl Asuka has a boyfriend who's 23 years old, Hiroyuki. When people comment that older guys must be better in the sack, Asuka confirms it -- but she doesn't honestly know... because Asuka is still a virgin. Unable to stand it any more, she gives it up to Hiroyuki (who didn't know she was a virgin), but instead of bringing them closer together, it drives them further apart...? Story 6: Smooch Smooch Smooch, by MASUZAKI Yoshino Tomo, age 16, has a crush on the university student Yuuji. They even live together. Problem: Yuuji is her cousin! He's never had a girlfriend, but that's because Tomo harrasses him in a series of various "attack" styles. As her latest attack, designed to make Yuuji jealous, Tomo and her friend Samata pretend to have a relationship when they're in front of him. But when Samata becomes serious about Tomo, Yuuji knows he has to make a decision -- fast. Story 7: Sweet Desires, by SHIGANO Iori Maya caught her boyfriend cheating... Since then she has lost faith in men. But will this change with a sudden kiss, outside a bar... from a kouhai??!!

From Chibi Manga:

At 17-year-old, I didn't know anything about life or love. And I didn't see my cousin as a "man"...
I dont want to know anything, but love changed everything...

The winner of MANGAZENKAN.COM special award category the best storyboard.

In 1787, A boy went to Vienna to become the disciple of the music genius, Mozart. But somehow he met the mysterious older brother instead. “I have been spending boring and suffocating days. That one encounter changes everything...”

A collection of one-shots:

1. 18 Diary -- Uchiyama Ayako has had a one-sided crush on classmate and good friend Kitamura Tooru since they started high school, but his sights are set on another girl. During their last summer together as classmates, she agrees to teach him to swim, but his sole motivation seems to be to impress that girl...

2. 17's Seisho -- Mizutani, depressed that her parents are filing for divorce, drinks alone at a bar when Sakuma her playboy classmate finds her and hits on her. They end up having a one night stand, but that's when all the trouble begins...

3. Tadashii Hoshi no Miagekata -- Kurahashi has been taking care of her little brother Takumu since her mother died. She has her reservations, however, since she can never seem to get the inward Takumu to open up to her. One day, however, Takumu shows signs of emotion when he sees her classmate Hokuto dance at the park...

Follows the story of Rinko Ikeuchi, the daughter of wealthy parents who's on the fast track to enter medical school, but when her family falls on hard times Rinko is forced to take a job, any job, to make ends meet. When the handsome Sawakura shows up offering Rinko gainful employment she can't really say no, even after she realizes that it involves working as a production assistant in the world of hardcore adult videos.

From Within Silence:

Life isn't that great when it's composed of a stubborn sister, single mom, and a dad that left you for someone else? If that's not enough, you meet a dwarf that's part of a famous boy band? Could this get any worse?!

With only two months left of high school, Sako is quite frustrated. After breaking up with her previous boyfriend during her first year, she ended up discussing her love life with the handsome Shiraishi-sensei, and fell in love with his kindness. She partially regrets having no love-life to speak of for those three years, but rather than anyone she wants to be special to Shiraishi-sensei, even if it is something as small as sharing a tiny secret.

From Hidoi~! Translators:
Another tender love story which fails to run smoothly from Kawachi Yukari!
This is a one volume "novel" type manga.
Rui will be a model, and Tougo will be a painter - the two young childhood friends dream about their future. When Rui's father dies when she is 17, she goes to Tokyo, to fulfill her dreams - and meets a handsome make-up artist and...!