Oreimo follows the daily life of an ordinary high school boy named Kyousuke Kousaka. Kyousuke’s younger sister Kirino is a pretty fashion model, but also hides a dark secret of being an otaku of adult games. Kyousuke is the only person to whom Kirino reveals her hidden obsession and other issues.
Shouta is sent back in time to his elementary school days via a mysterious school pool. He sees Konomi, a girl who would eventually become a nationally popular actress, and other cute girls when they were innocent and defenseless.
Umakai Shintaro, a Russian diplomat originally from Japan, defects and goes to Sapporo to teach at a girls academy. However, that girls academy is not typical—it is on board the Amanohara, and the five girls Shintaro teaches are known as the Lime Unit—girls with the ability to summon powerful beings to fight for them. Shintaro eventually becomes their teacher and general in battle, and so the six embark on a weird and excessively erotic journey, as Shintaro helps the girls overcome their weaknesses, become stronger for the final stand at Lushun, and also understand the motives of the "Russian Spiritual Corps" that assist the opponent, which, unfortunately, has one member whom Shintaro knew well...
In his past life, he was known as Demon Lord Varvatos, an all-powerful magic user and ruler. But he was lonely after the loss of his friends and loved ones during his rise to power, so in his dying moments, Varvatos cast a reincarnation spell so that he'd get a second chance at just being a normal guy. At first it looks like that's going to work – he's reborn thousands of years later as villager Ard. Unfortunately for him, his memories are still intact and he's not aware just how much has been lost over the time he spent not existing, and it looks like that's going to cost him his normal life.
A disastrous school trip leaves four students stranded on an uninhabited island. Staying alive on a deserted island is easy for Homare, thanks to her survivalist father's training. While the others struggle, she shows them that being isolated may not be as dreadful as they thought.
Just when Masato thought that a random survey conducted in school was over, he got involved in a secret Government scheme. As he was carried along with the flow, he ended up in a Game world! As if that wasn't enough, shockingly, his mother was there as well! It was a little different from a typical transported to another world setting, but after some bickering, "Mom wants go on an adventure together with Maa-kun. Can mom become Maa-kun's companion?" With that, Masato and Mamako began their adventure as a mother and son pair. They met Porta, a cute traveling merchant, and Wise, a regrettable philosopher. Along with their new party members, Masato and co. start on their journey.
A small group of students at Fujimi High are fighting for their lives after surviving a zombie outbreak. It is up to Takashi to unite the survivors and escape the horrors that surround them. In this new world of the living dead...will they escape?
A cast of colorful characters, be it, students, at school or adults in working life, face all sorts of strange and eccentric challenges on a daily basis: The accident-prone Takagi keeps on hurting himself, making encounters at the school's infirmary with the sexually aggressive nurse Shitara unavoidable. Sushi, a talking cat, takes on various jobs like aspiring sushi chef, stunt cat, delinquent teacher, salesman, reporter, cat detective, explorer on Mars, ramen shop owner, and even as the Defender of Love — Sushi-Sushi Man... all of these jobs usually do not end well though. The ditzy pair Takao-san and Kobato-chan, of all things, struggle with the proper way of disposing of garbage. The Hamster of a family of four has to bear many misunderstandings in communication, starting off with having to respond to a different name from each family member...
Staz is a vampire from the surreal "Demon World", and Fuyumi, an ordinary girl, accidentally wanders into the Demon World through a portal. Subsequently after meeting each other, Fuyumi is killed by a carnivorous plant and turned into a ghost, causing Staz to take responsibility and pledge to help bring her back to life.
Teenage boy Takeshi and girl Michi get lost in the Card Battle world and have to win card battles to return home.
Eriko and her friends Yuma and Ayano are excited about entering high school. Their excitement leads to their breaking of the rules when they toured the school before the opening ceremony. They find out their preconceptions about the all female school may not be as true as they had first thought. Despite that, Eriko and her friends are joined by new friends. They aim to get through high school life together.
Depicts the defeat and humiliation of the heroines of Queen's Blade, the "Beauty Warriors".
Students battle to determine their rankings, with one student having to keep up the ultimate lie!
It’s love at first sight for Fudo and Desumi, except it was during a battle of life and death. Fudo, leader of the hero squad Gelato 5, and Desumi, the Death Queen of the evil society Gekko, have found themselves caught in a forbidden love—and it’s their first relationship! Moving in secrecy, they live holding hands with one weapon in the other, finding out what’s truly fair in love and war.
Magician's Academy revolves around Takuto Hasegawa, who attends a magic academy that is not marked on any map. During a summoning spell exam, he accidentally creates a girl named Tanarot, who happends to hold enough magical power to destroy his country, but fortunately Tanarot professes undying loyalty to her "creator."
High schooler Takuma Akutsu has learned to accept his lonely lot in life and is content surrounded by his studies, but when the god Odin taps him to save the world alongside nine Valkyries fueled by intimacy, Takuma can say good-bye to his solitary existence.
Uryu Kamihate is a high school student hoping to enroll in Kyoto University’s medical school. After being taken in by the chief priest at Amagami Shrine, he is told he must marry one of three maiden sisters—Yae, Yuna, or Asahi—to live at, and one day inherit, the Amagami Shrine. Kamihate will need to sweep one of the maidens off her feet in this story of romance, friendship, and fun.
One year ago, a UFO containing 150 aliens crash-landed off the shores of Kasai. Because no one could fix their ship, the Japanese Government decided to bestow upon them the designation "DearS" and make them into Japanese citizens. One morning, a truck carrying a capsule that housed one of the aliens ends up dropping it into the riverbank, releasing her from her confinement. She is eventually found by a high school student named Takeya Ikuhara, who saves her, despite being extremely distrustful of their race and wanting nothing to do with them. Upon being named Ren, she imprints upon him as her "Master" and serves as his personal "Slave," leaving him with a "DearS" who wants to remain with him no matter what.
The story is set in the future where humanity and the Z/X have entered a treaty and headed towards a moment of peace. Azumi Kagamihara—a girl affiliated with the Blue World—is chosen together with her Partner Z/X Rigel to enroll in Fujimisaki Academy, a school established to gather girls that are partnered with Z/X from all over Japan.
High schooler Wakana Gojo wants to become a kashirashi—a master craftsman who makes traditional Japanese Hina dolls. Though he's gung-ho about the craft, he knows nothing about the latest trends, and has a hard time fitting in with his class. The popular kids—especially one girl, Marin Kitagawa—seem like they live in a completely different world. That all changes one day, when she shares an unexpected secret with him, and their completely different worlds collide.