From Mousou Scans:

Ogiwara Umi is an ordinary sixteen-year-old girl with an extraordinary older brother. Ogiwara Haruto is an up-and-coming star actor, and everywhere he goes girls call his name. This would be difficult for any little sister, but Umi has it particularly hard ~ she not only has a brother complex, but she’s actually in love with her brother! But perhaps the more important question is ~ does Haruto feel the same?

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)

Two lovers go on a Christmas date... but everything goes wrong?!

Chiemi is a young romantic girl. She dreams about her final love and imagines how the confession will be. One day, a boy named Kenzo-kun, who has a reputation as an ill-mannered and violent person, claims her to himself. What will happen between these two people and with the lecherous male students who are chasing after Chiemi?

Nami has been friends with Ryouku since they were children. But ever since they watched a kiss scene on TV, Ryoku became a "kissing monster." After entering middle school, Nami is getting confused, wondering what kind of relationship she has with him.

He was always by my side. ... So, I thought that I certainly won't fall in love with him

Story 1 - Confession Club
Ueda Yuki sees the boy she likes, Mashimo Arata, kissing a book that she borrowed from her senpai. Seeing the situation as it is, Yuki knows immediately that Arata likes Misato-senpai. Thus, in order to be able to talk to him freely, Yuki volunteers to become Arata's practice partner by forming a so-called 'Confession Club' to help Arata confess to Misato-senpai. Will Yuki be able to help Arata confess, or will she fall for him?

Story 2 - Please Tell Me If You Love Me
Hinako is a quiet girl with a secret. She can't say the word ¨like¨. Because of that, Hinako has suffered when she confessed to a guy in middle school, everyone heard and laughed. And the problem is that now in high school, she likes the Principal's son, Kashiki. Wanting not to be laughed at, Hinako starts to practice how to say that word, but in the middle of the halfway someone hears her...?!

Story 3 - Countdown
Mioko is a average girl, who suddenly starts to have troubles with school. When suddenly their parents go on a trip, wanting someone to help her with, they decide to leave her with the dog and... with her not-blood-related brother, Shiro. But Shiro wanted to live in the school dorms, so Mioko just has two days left to convince him in order to not leave her alone. That's when the countdown starts!!

Story 4 - Heavenly Hallucinations
Kisa is dumped by her first boyfriend, Mori. Another boy, Shiba, confesses to Kisa--and he sounds just like Mori! Every time she tries to tell Shiba it's all a big mistake, his deep powerful voice makes her melt...

Story 5 - His Glasses
Haruki broke the scariest guy in school Onozuka Suu's glasses. He demands her to be his eyes for 5 weeks.

Story 6 - Sleeping In The Woods
Harumi is nicknamed as the Sleeping Princess, because of his cute face and sleepy personality (and... actions). One day, a girl from his class, Youko, asks him to... teach her how to sleep?! Can this princess, break the curse of his prince?

Story 7- Mermaid By The Sea
Yosuke, is treated nicely and is popular because of his looks, but he has never liked someone seriously. One day, he sees a girl he thought was drowning. But... she was swiming?! Now it seems she caught his eye. Will this playboy find some love, or will he continue playing...?

Story 8: The Confession Club
After hearing they could realize your love, she absolutly went there!! But not all is sweet and mighty, they dont do anything for free. Minamida, one of them (and future instructor), is a non beliver of true love, so in order to not pay, her task is to change his mind!! Can Nana really make Minamida believe again in love? What will happen to hers?

Story 9: Apple Cheek
Since the first day they met, she doesn't get along with him. Masaomi, a total player, always makes fun of Rinko whose cheeks are naturally apple-red. Whenever Rinko sees him, for some reason, she gets irritated. What will she do when she founds out the meaning of her anger?

Extra Story: Cat Smell

A collection of 6 stories about love relationships and sex.

Story 01 - Saikyou no H by Ouchi Rika
Eri gets scared when doing it, as her first time with her boyfriend, Hiroshi hurts. Can she overcome her fears?

Story 02 - Cinderella in Love by MIKIMOTO Rin
Nakatani Ran had just started her teaching career at a high school. There she meets an attractive student, Reiji, who loves girls. He outright asked her of her sex life, making Ran flustered, as she is inexperienced in love. He then pursues her. Can she resist his temptations?

From Wild*Hope: Taki is the cool yet strange guy in Mio's class. She bumps into him at the subway station after school and saves him after he almost gets pushed onto the tracks. The next day, he returns the favor by saving her from an incoming car. This marks the start of Mio's love.

Ichiko has idolized Arashi-sempai from a far, ever since she saw him play in his band a year ago.
When she accidentally damages his right hand, she promises to become his right hand and do everything he needs until he recovers. Will this be the chance she's always wanted to get close to him, or will it prove to be more than she can handle?

Gouda Takeo is a freshman in high school. Both estimates: Weight: 120kg, Height: 2 meters. He spends his days peacefully with his super-popular-with-girls, yet insensitive childhood friend, Sunagawa.
One morning, on the train to school, Takeo saves a girl, Yamato, from being molested by a pervert. Could this be the beginning of spring for Takeo?

Note: Won the award for Best Shōjo Manga at the 37th Kodansha Manga Awards and was nominated for the 6th Manga Taishō in 2013.
Was also nominated for the 18th Annual Tezuka Osamu Cultural Prize "Reader Award" in 2014.
Won the 61st Shogakukan Manga Award for Shoujo.

From StarryHeaven:

Adventurist parents left three Ugajin sisters alone in the house and now they are living in freedom paradise! But their parents' adventure financer wants the sisters to protect the peace in Manten Academy from the shadows.

From Futari wa Pretty Anon:

Satoko has had enough – she’s not going to be a slave to her family and friends anymore! Determined, she leaves her house and demands her friend set up a couple’s mixer for her. But she still can’t break her habit of wanting to help everyone around her! Maybe meeting the clumsy, disheveled genius scientist Shinguuji will change her mind…or will it be the handsome and respectful Kenji?

From: Chibi Manga: Kimari Haneno, 15-years-old. This spring, she enrolled at Shikano Academy's Special Communication department. But on the day of the entrance ceremony, this Communication Department is sentenced to getting abolished. Kimari however, who followed the footsteps of her deceased brother, doesn't want this department to vanish! And so, she starts to act out of character! But what should she do!? Only the president of the all male Normal Department student council holds out a helping hand to her. And he has secret plans to capture the headmaster?!

From Which Scanlations:

Shiharu is a high-school student who loves kids, lives in an orphanage, and works at a daycare... Until the handsome uncle of two-year-old twins offers her a raise if she'll be their babysitter. Often relying on memories of her mother's actions for guidance, Shiharu quickly finds herself falling in love with her new makeshift family.

From Viz:

After orphan Teru Kurebayashi loses her beloved older brother, she finds solace in the messages she exchanges with Daisy, an enigmatic figure who can only be reached through the cell phone her brother left her. Meanwhile, Teru meets and forms a strange friendship with mysterious Tasuku Kurosaki, her school's janitor. For some reason, Kurosaki always seems to be around whenever Teru needs help which leads Teru to wonder: Could Daisy be a lot closer than she thinks?

As the mystery of Daisy unfolds, Teru also discovers that there may have been a lot more to the life and death of her brother than she ever dreamed . . . and that the man she thought was her friend just might have all the answers.

A girl with a strange mother who brings home a new father and stepbrother. She loves photography, and her new stepfather is a photographer. They begin living together and have to overcome many difficulties.

From Shinnen:

Ryouko, a university student, currently lives in apartment 1LDK. She should be living her days normally, however one day, a series of events unfold, and now she has to live with a super-hot butler?! Plus, being served 24/7, she can't stop her from heart racing...?!

Included works:
1LDK Shitsuji

Ochiru Junjou
Ayane hates guys, especially like Andou-san, whom is a huge, cold-hearted player? But one day, he is suddenly living with her temporarily. Even though she shouldn't, she may be opening up to him...?

Liar Heart
Maeda (last name) has been in love with Tomita Eiji for two years. As he is the ace of basketball team, he isn't interested in dating, so out of the blue Maeda had aski him to be her pretend boyfriend. What can Maeda do when she hopelessly in love with him, and yet they're fake lovers?

More 1LDK Shitsuji (script)

Shuka, princess of the kingdom of Kouka, was raised in a very sheltered environment in an inner palace. As her fifteenth birthday approaches, her father and brothers die one by one because of a sudden epidemic, and the kingdom has to find a new king (or queen)...! Supported by Zen, a military officer who serves as her retainer, Shuka must face the challenge of a role she knows little about...

[Otome Cafe]:
Resides around the friendship of shy girl Koyuki, School's beauty Nagisa and Student Council President Shin. Will a triangle be made? and what madness will come from the School Festival 'NO. 1 Beauty' Contest? plus other stories~

Includes three side stories:
1) Iki mo Dekinai

2) Konna Hi wa Kimi ni Furetai
I came to the rooftop, wanting to be alone. Then one day I met...

3) Sekai Gijinka Keikaku