From Viz: What happens when an all-girls' high school reigning tomboy finds out her school is about to be filled with boys!? Hanabi Oozora is a rambunctious sixteen-year-old tomboy who comes to the rescue of her less assertive friends--sometimes in exchange for food. So what does she do when, all of a sudden, her all-girls' school is about to be integrated with an all-boys' school?! She meets and falls in love--naturally--with one of the three most popular and handsome boys in the Student Council, Yasuaki Garaku! Unfortunately, Yasuaki doesn't care for girls... and when the girls' Student Council clashes head-on with the boys' Student Council, Hanabi steps in to become a member - hoping she'll change Yasuaki's mind!

In one unusual Tokyo high school, education takes a backseat to brawling as warring clubs wreak havoc in the hallways and chaos in the classrooms, all vying to be the baddest team around! Although they often contribute their fair share, only a handful of students serve to stem the tide of violence in this untamed outpost. These are the few, the proud, the powerful: the members of the Juken Club!

From Del Rey:
Cyan is a teenage cat (in cat years!), and when his beloved young master falls ill, the parents abandon Cyan in the basement of a luxurious apartment building. Now Cyan finds himself smack-dab in the middle of the biggest feline territorial battle in Japan.

Wakamatsu Masato lives with his step-sister, Miyuki, whom he does not have blood relationship with. Their father is always working oversea (in fact, he has not appeared in the manga at all...) and left the two of them living by themselves in Toukyou. Miyuki is cute, nice, sensitive and very popular among guys around Masato. Masato has a girlfriend at school whose name is Kajima Miyuki, who is pretty and gentle, the ideal dream of every high school boy. It took years for Masato and his sister to realize whom they love and care most after a lot of events.

This manga was very popular in Japan and was one of the winners of the 1982 Shogakukan Manga Award for shōnen or shōjo manga, along with Adachi's Touch.

From Tokyopop: Goddess Pandora was sent to Earth to collect "gifts" that were spread among humans. She has a nice body that can tempt anyone who looks at her, but when she uses her powers, she shrinks to a young girl's body. The only way to gain her power back is to kiss her reluctant peon, Aoi.

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High schooler Torii plans to get the girl, even if she is his teacher. The teacher plans to grow up and leave behind her basketball-playing youth. In basketball, planning and strategy can win the game, but is that also true for real life?

In this school fantasy story set in the distant future, creatures contaminated by pollution have overtaken the land, forcing humanity to live in isolated mobile cities called Regios. One such city named Zuellni is a self-contained school in which freshman Layfon Alseif has just enrolled. Layfon reluctantly joins the 17th Martial Arts Studies Unit led by the third-year student Nina Antalk and embarks on a series of adventures.

An original side story that focuses more on Nina.

Sae is a flight attendant working for ANL (AeroNippon Lines, a fictious airline). She wanted to work in this field thinking on the glamourous aspect of the job since her friends at the university were teasing her about her sex-appeal. She'll discover the truth about being a flight attendant while having to deal with the passengers!

A 4koma based on the video game Ys vs. Sora no Kiseki - Alternative Saga.

All humans in this world can use the power of the light of mana, and those who can't are considered to be subhuman 'Norma.' The world is like a peaceful utopia, and the celebrated princess Angelize leads a happy life. She believes that the only darkness left in the world is the existence of the horrible Norma. However, in a ceremony on her 16th birthday, the truth is revealed--Princess Angelize is a Norma. Now she is going to learn what her society does to Norma. She is sent to an isolated island full of others like her, who are taught that the only reason they are allowed to live is in order to fight to protect the peace of this world. Now "Ange" is part of a squad that pilots Paramails and fights invading extradimensional dragons.

A new teacher finds himself a newly appointed position as a teacher at an all girls school... on an island... in the sky! How will he make do in his new surroundings? Or the residents of this island who seem like they came from another world? And what's more, how will he fare at being a teacher?

From Bakeneko Scanlations:

Munematsu, the manager of the host club that has recently opened in the shopping street of a small town, meets the timid representative for the neighborhood council - Tooru. At first, Munematsu believes he's just a quiet four eyes, but the drunk Tooru is more seductive than expected and Munematsu starts to feel attracted to him. But the reason why Tooru doesn't let Munematsu touch him is.....!?
The comic romance of the handsome host and the plain recycle shop owner!

From MangaHelpers:

Inudzuka Taromaru is a first year high-school student who looks like a delinquent. One evening, while he's at his part-time job, he ends up with a white-feathered arrow through his head! He's told that this arrow means he has been chosen as the sacrifice for "Inugami-Hime," who lives on top of the nearby mountain. However, this mysterious "Inugami-Hime" turns out to be a cute girl who has chosen him to be her servant, not her sacrifice. Their life together is just beginning! [tethysdust]

1) If It's Not You
For Suwa, a hunk like him needs a pretty girl by his side. Theoretically. But in fact, he's going out with Fujisaki, four-eyed and average looking. It's just a temporary relationship for Suwa, only until he finds a girlfriend... But then, why does he feel so guilty when he takes an interest in someone else?

2) Are You Lovely
When Daisuke finds a love letter in his shoe locker, he's over the moon with joy! The handwriting and the girl's name are so cute, her looks are surely as sweet.... or are they? "Ruka-chan" turns out to be a large, effeminate, kendo-club freshman guy! What will Daisuke do??!

3) Two Glasses
Ryuu has a fetish... a glasses fetish to be exact. In a triangle of seduction, Ryuu has to choose between his cute childhood friend Aya, and his sexy co-worker Kuze-san.

4) Moonlight Stroll
Yuuya is stressed out by Tokyo... the city, the company, the trains. He suddenly gets a call from Haru, his ex - who apparently emailed that he was coming to visit? The days with Haru pass, and Yuuya remembers when they were together... how nice it felt.

5) Even a Dog Wouldn't Take a Bite
Yutaka and Yoshi have been going out... but lately Yoshi keeps breaking appointments because of work. Yutaka gets fed up with it, and decides to let of a little steam with the new guy Narazaki...

Wataru starts his high-school life by getting forced to cross-dress by his senpai Ayane Takamura.

Narue is an adorable schoolgirl with a secret. She's really an alien with powers right out of a sci-fi comic! But growing up is never easy, and sometimes it doesn't help when you're from outer space. Join our spunky heroine as she faces androids, alien invasions, and (scariest of all) her very first date!

Note: Won the Seiun Award for Best Comic in 2014.

Collection of short stories about the misadventures of Tomoko Kuroki

The sequel of Kirai ja nai Kedo, Koi ja nai Kedo and Kare Ja Nai Kedo as the fourth story of the Yuki-Shinonome series. Finally the both of them became a couple, but another obstacle awaits them...?! Shinonome finally made Yuki-chan his boyfriend, but wait... the storm is not over yet. Who's that person who's taking Shinonome away to the counselling room? Is Yuki-chan.... feeling jealous?! And why is Yuki-chan's brother here?

From Girls' Generation: Kokonoe is a werecat who turns into a cat when he is excited. Destiny has it that one morning, Kokonoe, runs into Natsume, who seems to have a special relationship with cats. With Natsume's touch, Kokonoe soons finds himself purring and getting excited. However, Kokonoe is determined to keep his cat side and the feelings he has for Natsume under control. How will their love blossom? A love lesson between a white coat school doctor and a werecat.