Nono Nekomiya, Makoto Yuki, Iori Yuzuki and Matsuri Amachi all used to attend the same school. As close friends they spent their days in peace together as part of the light music club. One day, the school they attended closed down. All students had to transfer, making the four friends end up at different schools. Before they left, they placed a time capsule under a tree at their old school, promising to meet again, with Matsuri running off in bitter anger. Upon returning on the promised date, 3 years later with no contact in between, they find their time capsule has been dug up and turned into a lost and found game by an old teacher of theirs. While following clues left by the teacher, the four begin to remember past memories of life at the school as well as old feelings they may still have for each other.

Matsuri is a girl like all the other high school girls. She likes boys, especially one called Wataru, but he hardly notices her even though she watches him like a crazy gal. "Tough girls aren't my type," he once said, and now even three street guys call her a tough chick?! Nothing too good to say to the wrestling Princess. Being this kind of princess is nothing to be proud of for Matsuri so it's a secret that she keeps from her school mates, because it's her father who wants to make her a wrestler...but what will happen when she's discovered fighting those three guys by Arata, the bad boy who can even "fight cows"? Discover it and keep track of Matsuri Special!

Saitou, a rather arrogant kid, announces his super power to his class on the first day of high school. He imagines that it will make all the girls swoon, and he'll be crazily popular. Unfortunately, his ability to bend a spoon looks more like a cheap trick than a super power, and everyone laughs in his face.

Soon he learns that he is not the only kid with superpowers at the school, and there is even a Super Powers Research Club. He soon finds himself dragged into the society of a friendly invincible girl, a violent telekinetic girl, and a mind-reader. Rather than being swooned over, Saitou appears to have the least impressive ability of the group! Is there any way for him to get the happy high school life he was hoping for?

Otonashi-san has just transferred into a perfectly ordinary high school.
Silent and impassive, she's actually a kunoichi, a female ninja! (Not that she hides it well...)
See what a ninja, the famous traditional Japanese hero, would be like as a high school girl in this off-beat, four-panel manga!
Don't miss Otonashi-san's quirky appeal!!

A calm, quiet life at a new school is just what Aria needed. Unfortunately, it's not what she got! Chosen as Student Council President on her first day, Aria's attempts to just fit in are ruined by her nosy new classmates. Since she can't beat the use of her mocking former nickname, "The Lovemaster" she decides to go with it and turn the Student Council into a dating service! That's great for the school, but will Aria ever solve her own love troubles?

A happy-go-lucky girl named Silva wielding a scythe and claiming to be part of an evil organization transfers into a normal high school. She befriends her classmates, skirmishes with the heroes of justice, and helps to recruit new members into her organization. It's a comedy full of good and evil, dubious magical girls, hopeless adults, and pudding.

From Badam:

Izumi Koutarou's family have lived in Izumi Hot Spring for generations. But the spring suddenly dried up a couple of years ago, resulting in a huge family debt. As they prepare to skip town to flee from debt collectors, the guardian deity of the house, Konoha-sama, appears. Konoha-sama, (who was supposed to be a really fearsome god), appears instead as a cute girl--wearing no clothes. What will happen to their family debt problem? And what is the power of Konoha-sama?

First princess in line to the throne of the Principality of Rivetaria, Lena Reena Rene Risheranto, is an overseas student in Hyuuga Nobuyuki's class. She has silky blond hair, clear blue eyes and a childlike face on a developed body and her personality is that of the ideal princess.

1-5) Stay Gold
After a failed attempted at bleaching his hair and ending up in a fight on the day of the entrance ceremony at his high-school; Ken is already off to a bad start with a bad first impression as nothing more than another delinquent.
Mizuki, Ken's best friend and secret crush, was the only person he met after that not to label him negatively just because of his appearance, but maybe that's because neither is Mizuki just the cute and innocent guy he appears to be.

6) Kamu (I'll Bite)
Warning: non-con/rape
They've been childhood friends since they were nine, but ten years worth of feelings suddenly break out and one of them crosses the line.

7) Slave of Love
Warning: non-con/rape
Riku just wants to find love... but every time he gets a girlfriend, he's quickly dumped - one time within 10 hours! The only one who will listen to his love problems is Arata, his super popular best friend... but could Arata have something to do with his love problems?!

8) Ultramarine Sinbad
Tomohiro and Shigeru are happily dating with lots of hot smex.... the only problem is, Tomo doesn't know if Shigeru loves him or surfing more. He tolerates Shigeru's selfishness, telling himself to be mature until one day Shigeru pushes it too far and he snaps.

8.5) Soldier of Love
Short story about 27-year-old Ichiro and his boyfriend Haruya who's 10 years younger.

Hanai is a junior higher and the best at table tennis. She's never lost, and she's won many tournaments, but after some freshman she's never heard of beats her like it was nothing, she starts losing every game after that and she can't get rid of that feeling of defeat. Now it's her first day of high school and she's decided to quit table tennis and live an ordinary high school life, but on the first day, she runs into the very girl that first defeated her. It turns out that she's also quit table tennis, but this girl always has a cold expression on her face and Hanai can't help but feel that this girl is always looking down on her and trying to mess up her perfect high school life. One day the girl falls asleep in class, and Hanai reaches over to wake her up. As she does so, the girl, still half asleep, looks up at her with a smile and almost kisses her. The girl later tells Hanai that she was having a dream about her, but Hanai coldly brushes it off thinking she's just messing with her and walks away - as the girl behind her looks down while blushing...

Minazu Aruto loves reading novels and short stories so a classmate recommends a club that the school has called Philosophia. The classmate doesn't really know what the club is about but the name sparks a curiosity in Aruto and he decides to find out what it is.

He goes to the old library on campus where he meets and is introduced to all three members of the group: Tomoe, Takaho and Kaede. Still without knowing what the Philosophia club is about, Aruto finds himself joining what he thinks is a literature club.

A collection of two stories:

1-3. Hoppe ni Himawari
A story about a cute chubby guy in the gardening club who admires his classmate, the baseball team captain.
- Acme

4-8. Fukai Mori
A story about a part-time cellist player at a bar, and a reunion meeting with his uncle, a freelance designer.

It's the story of a high-school girl, Hibiki, who falls in love with one of her teachers. The two start dating, but run into a lot of trouble. Hibiki's friends cover for her, and part of the story is also about them.

Also included is a story called Tomodachi Nante Iwanaide in volume one:

A short story about Kumiko's five-year unrequited love to Kanata. Kanata has always seen her as the girl who ate a beef bowl and a good friend. Will that finally change?

Every day Sakuta Gotou likes to zone out to his favorite band, Incest, because it makes him feel at ease. However, this band is very secretive and has yet to have a live performance. Now, when the chance comes to Gotou to see his idol Iive, the band's singer, on stage, he finds out that she is the new transfer student in the classroom next door... and to make this even better she stops the concert and grabs him saying, "I've wanted to see you." What is he going to do now?

A collection of seven short stories and a collection of color pages from Rokudenashi Blues from Morita Masanori's career.

- Suberu o Itowazu (Setting Up to Fail)
A story of two stand-up comedians preparing to participate in a school festival.

- Bachi-Atari Rock
The pilot oneshot that would eventually lead to the creation of the one volume series under the same name, Bachi-Atari Rock.

- Let's Spend The Night Together
The story of Tatsumi Shindo, a wrestler coming from a Yakuza family. While he has no interest of having the life of a Yakuza, Tatsumi is stuck having his matches watch by his father and the rest of the yakuza and scaring his opponents. He hopes to be able to prove himself as a strong wrestler and not someone whose family intimidates the opponent.

- Jumpin' Jack Flash

- Synchronicity

- Mysterious Kid

- Stay Here

From StarryHeaven:

Anjuu Sendou is a nice girl who just started her first year in the Seiryuu Academy Middle School. She is currently living away from home as a boarding student with her pet named Lime. Her father is a sorcerer and her mother is an expert in Chinese kenpo. They are both famous, especially her mother who is called Dragon Momoka.

Because of her mother’s fame, the executive committee wants Anjuu to join the student council. But the council’s president thinks that she is a weak girl, so to prove him wrong she decides to catch the school thief. When things get difficult and she wishes to become stronger, her pet suddenly transforms into a small child with wings (a pre-dragon form, because Lime isn't fully grown) and tells her about her power.

The next time the school thief appears, Anjuu, with the help of Lime, transforms into a new Saint Dragon Girl, defeating the enemies and becoming the school’s protector. Will the student council’s members find out the true identity of the warrior girl? Will Anjuu be able to keep her secret?

From Hoshi Kuzuu:

Out of the blue, childhood friend Takaoka confesses to Iwami! When popular playboy and ladies man Takaoka says "I love you", he doesn't believe it one bit. Is he making fun of the virgin!? A modern high-school boys' adolescent love development!

Honjou Naru is an 18-year-old young man studying at Libre University. For his entire lifetime, he never once had a girlfriend. This is because of his abnormality, his narcissism, which only happens if he sees a reflection of himself. To prevent that, he needs to wear contacts all the time. One day his contacts fell off and was step on by the most handsome guy in the school, Takashina Mamoru! This chance encounter would change his life forever...

From Viz:

Haruna Aizawa thinks that school life is just like a monkey mountain--all the monkeys form cliques, get into fights, and get back together again. The school that she just transferred to is no exception. There's even a boy called Macharu Yamashita who reminds her of a baby monkey!

From Eclipse Scans:
A school where the students make their own riches. From Models to Computer Geniuses, These students get rich on their own.
Namu goes to a school where all the elite get idolized by the non-elite. Never making it easy to get to school on time, Namu is soon helped by a new transfer student. Who gets categorized as an elite almost immediately?