After spending his entire life in all-male schools till high school, Mingu finally enters college. Making things more exciting is the fact that he's in the Food and Nutrition Department with a male to female ratio of 1 to 9! A virgin and single since birth, this is his opportunity to date girls and enjoy a romantic campus life. But one wrong lie during a drinking party turns his life upside down and now he's been branded as a sex beast all over the school!

A white, fluffy Samoyed dog, Petemaru,
Lives with Hitomi, the owner, in an apartment with a courtyard dog run.

I love walking even on rainy days. I enjoy brushing, but I hate shampoo.
Wonderful life living with a little naughty dog ♪

When Momoka's mother and Touri's father married, the two kids became sister and brother overnight, but as they grew up together, this relationship began to change...

From Hearty Thrills:

Meguna Hirasawa has confessed 5000 times in total to her 10 year long crush Ayumu and in turn, received 5000 rejections. But that won't stop her. In fact, Meguna is retiring from simple confessions and moving to a whole new level. That being said, Meguna is ready to dive straight into seduction! Wait, the first thing she does is smash her lips into Ayumu's face for a bloody kiss?! Will her pestering finally allow her to capture Ayumu's heart? Or will this desperate girl's hard work be in vain?

Kanan and Iori are a couple with a strange relationship. Iori always asks Kanan to physically hurt her.

Once upon a time, a beautiful prince (or queen?) asked his mirror: "Magic mirror in my hand, who is the fairest in the land?"
At first, he is mesmerized by Snow White's image, BUT to his greatest displeasure, his face wasn't reflected in the mirror. Snow White needs to disappear!

N/A

From Intercross:
For Yui, she has no "freedom" whatsoever. Every single day, she's always been ordered around by her childhood friend, Aya, and her little sister, Chika, and she can't help but to obey them. Though, one day, she receives a love letter from a classmate! For some reason...Aya seems very annoyed by this.

From ANN:

The story revolves around Tomoya Mizuhara, a 13-year-old boy who suddenly gains a big sister when his father remarries. 17-year-old Ichika is a little strange, and her affection for Tomoya is rather overwhelming, if not scary. On top of things, Ichika's friend Ruri is the ultimate sadist. Then there is Ichika's big-breasted quarter-Japanese friend Marina.

It's a bird, it's a plane - no! It's a young, not-quite-human girl who wants to go to space, even if it means leaving behind her family.

From Aerandria Scans: My mama is in heaven, but...I have my big sister!! Hinako is a high school students who has a lot of things that she wants to do, but for her cute little sister, she will become a mother!

"Onee-san" means "an older woman" here. Do you want to do "naughty stuff" with her?
This is a 2 page length Twitter manga posted by Io Naomichi.

Toono Ao failed to get into college and became a ronin, studying for next years exams instead. To better study for them, Ao moved out to live on his own into an apartment near his cram school. It's not much, but it's a place to call his own. But not long after moving in, a drunken lady finds her way into his new home! It doesn't matter how hard he tries, she just continues to make herself at home and take advantage of him. This is not okay! ...Or is it? His humble castle is no longer his own. Onee-san is invading!

From the mangaka of Hshs Sasero!!, the comedic story about a high school teacher, who happens to be a lolicon, and the girl she babysits with her roommate!

Kairi Shinonome's younger twin brother, Anri, has been dressed as a girl since birth by their mother. One day, Anri goes to an idol audition. Kairi cross-dresses as well to go and stop him, but unexpectedly they both end up scouted as idols!

Onee-san no Jijou (Sister's Situation) is about a 16-year old high schooler named Tsukiko. She has a crush on a guy in her class, who is also a popular rookie soccer player named Kou. The thing is, her mom just got remarried... to Kou's father, making Tsukiko and Kou step-siblings.

Through a moment of carelessness Totally-not-Marimite fangirl Yuzuriko meets Miyu and is thrown right into the dazzling, fateful encounter she has always dreamed of. But the manga left her ill-prepared for the real deal.

Cute vampire guy meets hot bara priest. Anymore than this would be a spoiler. It's only 8 pages so why not read it.

Included in the anthology Nikutaiha Gachi!.

?Onegai Twins? is a cute, incestuous love story between a boy and two girls who are supposedly his long-lost twin sisters. The story follows Maiku, Karen, and Miina. Maiku is a high school boy orphaned at an early age, now living in a house he believes is the house he grew up in. Onegai Twins! is the sequel spin-off to Onegai Teacher!

Anyone who has done a "certain act" in school will become unable to take off their underwear. The only one who can undo that curse is Kamite.