Kamijou Touma is a student living in Academy City, a highly advanced place in terms of technology. Despite being gauged as a level zero esper (no powers), he possesses on his right hand the Imagine Breaker, an ability that negates any power whatsoever. Touma finds a young girl named Index who is trying to run away from Necessarius, a powerful magic organization that she is member of. Blessed with the skill of memorizing any sort of information, she holds 103,000 forbidden magical books within her head. As science and magic cross paths, Touma must face several dangers amid espers and magicians who appear at the exciting scientific town.
Tokyo Butei High School is a special school where armed detectives—"Butei"—are trained to use weapons. Kinji Tōyama is a second year student who has a special ability, but he keeps it a secret to maintain an ordinary, peaceful life. However, when he gets caught in a bombing on the way to school, he encounters Aria H. Kanzaki, the most powerful S-Rank Butei student in Assault Studies.
Advanced placement into a school of higher grade proof-reading is determined by the results of the Promotion Test strictly for class type. Ranging from A class with the best facilities anyone can offer all the way down to F Class which is composed of low dining tables, rotten tatami mats and other worn out facilities. Students can change classes by competing using the Examination Summons Battle system or ESB. Students summon characters with their equivalent test mark scores and use them to compete with other classes.
Thirty years ago a strange phenomenon called a "spacequake" devastated the center of Eurasia, claiming the lives of at least 150 million people. Since then, smaller spacequakes plague the world on an irregular basis. Shido Itsuka, a seemingly ordinary high schooler comes across a mysterious girl at the ground zero of a spacequake and learns from his sister Kotori she is one of the "Spirits" who are the real cause of the spacequakes that occur when they manifest themselves in the world. He also learns that Kotori is the commander of the airship Fraxinus, crewed by the organization Ratatoskr, and is recruited to make use of his mysterious ability to seal the Spirits' powers thus stopping them from being a threat to mankind. However, there is a catch: to seal a Spirit's power, he must make her fall in love with him and kiss him.
Sai Akuto aims to become part of his country's highest order of magicians and contribute to society as one of its clergy. On the day he is admitted into the Constan Magical Academy, his aptitude test predicts the following though: "Future Occupation... Devil King". Thus begins his difficult school life in which he is resented by the combative female class head, Hattori Junko, desired by a girl with mysterious powers, Soga Keena, and guarded by a beautiful female android, Korone.
Five years ago, while battling an alien force known as the "Mimesis," Dannar pilot Goh Saruwatari first met Anna Aoi. Today, on the day of their wedding, the ceremony is interrupted when the Mimesis strike again. As Goh struggles in his battle against the alien threat, Anna stumbles upon a top secret robot known as the "Neo-Okusaer" and uses it as a last-resort to save her fiancee. At that moment, Dannar and Neo-Okusaer merge to become the mighty robot "Godannar."
In their closed-off underground village, Kamina and Simon chafe at the limits imposed by the village elder. Yet all this will change, when Simon stumbles across a fantastic device—just as the village's peace is broken by a violent intrusion.
A short flashback of what happened in prequel of Heaven's Lost Property series until there's an Angel, Hiyori Kazane who is dreaming while her real body is in heaven. She had a crush on the main protagonist, Tomoki Sakurai who fight until the end where the world has memory about Hiyori erased when she died in her dream and returned to her real body. She wanted to return to her dream so much that she got modified into an Angeloid of Clockwork by heaven's master but got back consciousness with help of Tomoki. However, it was not enough to save her life.
The story follows Issei Hyōdō, a dim-witted, lecherous second-year high school student who is killed by a girl on his first date ever. Issei is reincarnated as a devil, and from that day forward, he serves as an underling of Riasu, a high-level devil who is also the prettiest girl on Issei's campus.
Seven schools are constantly "at war" with each other, and the students within—both male and female—have become skilled fighters and constantly battle with rival schools. Their lives and fates are guided by strange jewels that contain the spirits and destinies of warriors from the Sangokushi period. One girl, Sonsaku Hakufu, has recently moved to Japan and is apparently destined to unite the schools as her counterpart united seven countries long ago. But, like all heroes, there is a darker side to her fate, and as always there is a constant struggle by those around her to break the chains of their own destinies and make their own lives.
Senō Natsuru is your normal, everyday high school student. However, he's been chosen to be a Kämpfer, who's objective consists on fighting other Kämpfer with either guns, swords or magic. However, there's catch—first, you can't chose if you're a Kämpfer or not, and second, you must have the body of a girl to use your powers.
Kanokon's story revolves around Kouta Oyamada, a young first-year high school student who moves from the country to the city and thus transfers to Kunpo High School. On his first day at his new school, a beautiful second-year female student named Chizuru Minamoto asks him to meet her alone in the music room. When he arrives, she reveals that she is in fact a fox deity and from that day on the two hang out together. Nozomu is a first-year female student at Kouta's school, she is in fact a wolf deity and in love with Kouta, and a rival of Chizuru for Kouta's affections.
Hino Akiharu lost his parents when he was small and was adopted into his uncle's family. But he noticed his uncle is after the inheritance of his parents, so he decides to enter a boarding school, Hakureiryou high school. However his delinquent boy-like appearance frightens the girls, who make up the majority of the students. Being unable to get along with the classmates, Akiharu meets his childhood girlfriend Saikyou Tomomi.
As a child, Raku Ichijo made a secret promise with his childhood sweetheart, keeping a pendant as a memento while his love took the key. He dreams of one day meeting his past love, but years later, reality smashes his hopes when Chitoge Kirisaki accidentally knees him in the face. Though Raku's a normal high schooler, his family heads the notorious yakuza gang the Shuei-Gumi faction. And he's dragged into family affairs when he's forced into a relationship with Chitoge, the daughter of a rival gang's boss.
Junpei Kōsaka is a second-year high school student who despises cats and has an allergy to them. It just so happens that his high school crush is Kaede Mizuno, a girl who adores cats. One day, while walking home from school, Junpei kicks an empty can and unfortunately beans the local neko-jizō-sama (guardian deity of cats). Soon, he finds he can now understand what cats are saying, including his family's own ill-tempered cat, Nyamusasu. However, if he does not grant 100 wishes from cats, he will turn into a cat himself.
Gene Starwind and his partner Jim Hawking run a small business on the backwater planet of Sentinel III. But all that changes the day that Hilda hires them for a bodyguard job. Now, thrust into a mystery they don't fully understand, they're on the run from the cops, the pirates, an angry alien, and a mysterious assassin. But they've got one thing going in their favor—they have the galaxy's most advanced ship, the Outlaw Star.
In four years' time the competition that will decide who the next Queen shall be will start. The strongest warrior will continue to rule the country according to tradition and expand it. The contestants need only be older than 12 years. They need not be human, intelligent or even of that country. The rules for the tournament are simple: murder is allowed. Any weapon can be chosen. The winner is decided when one of the participants flees or can't move anymore. The event is broadcast by the court's magic teacher through a crystal sphere to the whole population to see and enjoy.
Asuka and her 4 friends attend the secret Hanzo Academy, which trains young women in the martial art of Ninjutsu. However, the girls find their own skills are inadequate when faced with another group of girls from their rival, Hibi Girls Academy, which trains its Ninjas with the opposite moral philosophy.
The year is 1939 - it was then that the Neuroi appeared. Nobody knows where they came from or what their ultimate agenda is, but the fact remains that their attacks drove people out of their towns and cities. In order to take arms against them, humanity develops a new anti-Neuroi weapon called the "Striker Unit." Using the power of magic to fight against the monsters, this new device enhances and amplifies the power of female magic-wielders. To use this device, young witches from all over the world have been brought together to form an elite task force unit called the 501st Joint Fighter Wing, commonly known as the "Strike Witches."
With beautiful assistant Sahoto Ashisu aside, mangaka (and cherry boy) Yūki Aito can hardly concentrate on his works, forcing his managing editior Mihari Otosuna to push him (physically) meeting the deadline. With new busty but ditsy Rinna Fuwa and skilled but money-loving Sena Kuroi joining the assistant pool, Yūki's life is more like a harem than a manga studio.
In the "Great Disaster," Japan has been thrown into chaos by onmyouji (a kind of magician). Harutora Tsuchimikado was born into an onmyouji family, but has no power whatsoever. His childhood friend Natsume (another member of the Tsuchimikado family) appears to him one day to take him up the promise he made long ago to become her shikigami (familiar). A battle between onmyouji is about to begin.
Walkure Romanze's story revolves around Takahiro Mizuno, a student studying at an academy with jousting as its main focus for sport. Takahiro acts as an advisor to the riders of the sport. Takahiro goes through each day tediously until the time of the annual competition draws near. Due to some odd circumstances, his childhood friend Mio Kisaki is enrolled into the competition. As she has never even rode a horse once in her life, Takahiro senses the fear in his friend and becomes Mio's coach.
Junior High student Jimon Asuta is in a fix. He had a big fight with his dad and was kicked out of the house. With no money and no place to live he shares the last of the food with an unusual little girl he encounters. It turns out she is Venera the Great, the leader of the secret organization Zvezda and committed to conquering the world. At first he thinks it is just a little girl's fantasy, but strange events with weird technology soon prove that Zvezda is, in fact, for real.