Tenma Gabriel White graduates Angel College as top of the class and is sent down to earth, along with her classmate Angels to study Humans as a High School student to learn how to better lead them down a righteous path.
At least that is how it should have gone down. Instead Gabriel got addicted to video games and junk food. She even tries to skip school. A failure of an Angel.
Luckliy her Angel-like Demon friend Vignette April Tsukinose helps keeping her on track. Especially by remarking that No-Good Angels get deported back to Heaven. A fate Gabriel wants to avoid because she thinks that her lazy self is her true self, and because Heaven is now too boring for her.
At school Vignette's Demon buddy Satanichia McDowell Kurumizawa causes mischief from time to time. She is egged on by an Angel named Raphiel Ainsworth Shiraha (2nd-best in class after Gabriel) who has slight Sadistic tendencies towards Satanichia.
From time to time Gabriel's shy Angel-underclassmen Tapris Sugarbell Chisaki pays her school a visit.

A lazy Angel, an Angel-like Demon and her pompous Demon-buddy Satanichia and Satanichia sadistic Angel "follower" in one High school.

Hijinks ensue.

Fushimi Hina is the most universally recognized S-class beauty in the school. She is a childhood friend of Ryo, but they hardly spoke to each other from junior high school, but one thing leads them to talk to each other again.

Saku Kanakura was a boy born into a poor household. He studied hard and managed to pass the exam to an excellent high school but, it soon turned out that his parents were in debt! When it was time to pay the debt off, a mysterious gal appeared and offered to pay off their debt. A big burden was almost off Kanakura's head, but the gal made a condition in return which stated that—

Lee Joon was an ordinary high school student.

During the entrance ceremony, he was caught up in a strange phenomenon and died.

[You have died.] [Restarting from checkpoint.] [Loading…]

But then, a message appeared before his eyes.

『Congratulations on your acceptance at Nakseong Highschool, the school of secrets and mysteries. Uncover the shady secrets hidden within the school, or fight against the legends and ghost stories of the campus in order to earn points to unlock special abilities. Additionally, you must gather comrades to prevent the resurrection of the Demon King before graduation. The world is in your hands.』

Hina Tsurugi is a first year student at a coastal high school and regards herself as an indoorsy sort of person. Walking along the embankment, she runs into an older schoolmate, Kuroiwa, who invites her to join the “Teibou” club and start fishing! Surrounded by eccentric club members, how will Hina’s high school life turn out?

This is a love story of a man and a woman who doesn’t believe in anyone . The popular psychological betrayal web novel finally gets a manga adaptation!

Another short twitter manga… Featuring another "boy meets girl" at school setting…
**BUT WHAT COULD BE THE TWIST IN HERE?**

Because of her appearance and her behavior, Yoi has been continuously treated as a prince, despite being a girl. One day, when she already accepted being put into the role as a prince in high school, she somehow got entangled with one of her senpais at school, someone who's also being called "prince"?

A new teacher enters an all-girls high school and as he tours around he sees a female student sleeping in a classroom. When she wakes up, however, she suddenly kisses him.

Oreki Houtarou is an "energy-saver" kind of guy, who expends as little energy as possible to do only things he has to. When he starts high school, his older sister sends him a letter asking him to join the Classics Club. The club meant a lot to her, and its number of members has been reduced to zero.
Houtarou reluctantly signs up for the club, only to find that someone else has joined, too! She's Chitanda Eru, a cute, big-eyed girl with an overwhelming sense of curiosity. A mystery crops up that catches Eru's interest, and also draws in Houtarou's friend, Fukube Satoshi. They continue solving mundane mysteries together, and soon they draw in Satoshi and Houtarou's friend, Ibara Mayaka, as well. Mayaka has had a blatant crush on Satoshi since middle school, but he always fends off her advances. Together, they search for the truth in a mystery that involves the history of the Classics Club.

As an incoming freshman, Chiken Sana chose to attend Minowa Sougou High School for its flexible school policies and also because her “eye candy” - Ugou Kanato - is rumored to be a student there. When she finally meets him due to a series of coincidences, she gets pulled into something unexpected…?!

What will happen next in this ultra fast-paced love comedy?!

The story takes place in an ordinary Japanese town, Fuyuki City. Hidden from society, there has been a deadly war going on in this town. Seven sorcerers known as "Masters" summon powerful familiars called "Servants," and they all fight each other till the last one. The last one is said to attain the Holy Grail, which will grant them a wish. Only a few know when this War started and what the Holy Grail is, but the war is about to begin again this year.
The main character is Emiya Shirou, who lost his parents in a fire and was adopted by a man who called himself a sorcerer. Admiring his stepfather, he has been training himself to be a sorcerer. However, he had no talent and he could barely use even one type of sorcery. His stepfather has already passed away, and today he's a sorcerer without any skills or knowledge. He is involved in the War of the Holy Grail when he accidentally summons Saber, who is said to be the strongest servant of all...

A sweet and comfy Teacher/Student romance.

“I just want to live a normal life, why is this happening to me!” Your average student Ham Dan, whose hobby was reading “Law of Insomnia” wakes up to a beautiful novel like heroine. But even in the world of fantasy novels, her role is no different. Stuck as the childhood friend of the heroine, her normal everyday life comes to an end, becoming more twisted by her strong character.

The four original Vampire Knight "special chapters" are now the first four chapters of "Vampire Knight Memories". This series focuses on Kaname living with Ai and Ren, and flashbacks of Yuki and Zero's relationship.

Shiragaki Seiya, a high school student and the daughter of a mangaka, is anxious to become financially independent so as to relieve the burden on her single mother. One day while on the way to school, she has an encounter with "The Spirit of the Chest, Aurelia de Medici," and thereafter finds herself thrown headfirst into a no-holds-barred otherworldly battle revolving around money.

"I’ve been searching all this time. You’re my muse.” A super serious and pushy high school student designer, Chihiro, falls in love at first sight with Michi. Every time she was touched and praised by Chihiro, she finds that her “real self” that she never knew existed begins to shine. Taking her measurements with just the two of them in the classroom, kissing her hand, and when she thinks he’s aggressive, he turns shy…!? Her heart pounds by the unpredictable Chihiro-kun! A dramatic doting love starts!!!

On days when she is sick, on days when she has a tedious day job, on days when she has regular tests.

On days when she is too lazy to go to school, I am called upon.
I am a convenient substitute for the body of a girl named Sonao Aikawa, and that is me.
I may look exactly the same, but my personality is a little different.
I can't go out freely, I can't even make plans for tomorrow,
I am a replica whose mission is to work for the original.
I was supposed to be a replica, but I fell in love.

A very pure and slightly mysterious "love story" that takes place in a town by the sea.

Renge Kurosaki is your regular run-of-the-mill gyaru, but she hides a secret that she shares only with our lowly protagonist Yashiro: she loves card games.

Two friends from high school, and their comedy.