Yuuno Scraia is a mage from a distant planet working to fix the problem he started when Jewel Seeds were accidentally spread around the world. In a failed attempt to seal a seed properly, he winds up on Earth in the form of a ferret. However, his battle with the seeds did not end upon reaching the Earth and he needs somebody else's help to seal the seeds for him. Takamachi Nanoha hears his telepathic cries for help and comes to his rescue. When she is given a pearl known as the Raging Heart she is able to transform into Magical Girl Lyrical Nanoha and wield a staff to fend off the evil that lies within the Seeds. In order to help Yuuno complete his mission, she needs to seal all 21 Jewel Seeds away, but Fate may be playing a hand in the matter to prevent Nanoha's goals.
A. S. (Ad Stella) 122 ― An era when a multitude of corporations have entered space and built a huge economic system. Suletta Mercury, a lone girl from the remote planet Mercury, transfers to the Asticassia School of Technology, run by the Beneritt Group which dominates the mobile suit industry.
Awakening her dormant abilities as a devil one day, Yuuko Yoshida aka Shadow Mistress Yuuko, is entrusted with the mission to defeat the Light clan's shrine maiden, a magical girl, by her ancestor Lilith. Yuuko meets magical girl Momo Chiyoda through her classmate Anri Sada, and challenges her to a duel, but loses quickly due to her lack of strength.
Since then, Yuuko has struggled with her role as a devil and her duel with Momo, and borrowed help from her regularly. However, by a strange coincidence, Yuuko also weakens Momo by taking away her power to cooperate in protecting the peace of Tama city.
Yuu has always dreamt of receiving a love confession but feels nothing when a boy gives her one. Confused, she starts her first year of high school and meets Touko. Will Yuu's heart finally skip a beat?
Renako Amaori is leaving her awkward and lonely junior high school life behind, determined to become a normal girl with normal friends in high school. Glamorous, confident Mai Ouzuka is Renako’s total opposite: wealthy, outgoing, and a literal fashion model. Against the odds, the two girls form an immediate connection. Renako thinks she may have found the best friend of her dreams…until Mai’s romantic confession sends her into a tailspin. Renako wants to prove to Mai that being BFFs is better than being girlfriends, but Mai is dead set on convincing Renako that they’re destined to be lovers.
Schoolgirls discover that they have been given the ability to materialize weapons and control robotic beasts called "Children" to stop an evil organization from their plans of domination.
Fore! After Eve’s first meet-up with Aoi on the grass left her in defeat, she’s had her eyes set on a rematch to return the favor. Both these up-and-coming golfers are highly skilled, highly unique and most of all, highly competitive. With dreams of making it pro, a rivalry is getting in full swing as they both battle it out in the biggest tournaments.
The world turns upside down when a corporate drone wakes up as Rae Taylor, the heroine in her favorite otome game, Revolution. Rae is elated at the opportunity to court Claire François, the game’s villainess and the object of her affection. Armed with her knowledge of the game and events to come, Rae sets out to make Claire fall for her. But how will the villainess take Rae’s romantic advances?
How does the world look in your eyes? Papika and Cocona, the heroines of the story, hold the keys to open the door. When the two girls meet, their adventures in a different time and different overlapping dimension called "Pure Illusion" begin. Many things in Pure Illusion will stand in the girls' way on their search for the mysterious crystal called the "Shard of Mimi," an item that is said to grant any wish. However, when the girls find themselves in danger, the Shard of Mimi shines, and they are able to transform.
When Yumi Fukuzawa entered the Lillian Girls' Academy, a prestigious all-girls Catholic school in Tokyo, she never imagined she would catch the eye of beautiful and demure Sachiko Ogasawara, one of the school's most popular students. Now Sachiko has offered to be Yumi's soeur, her "sister" and guide for all her years at the academy. The whole idea has Yumi completely flustered—after all, they hardly know each other!
The entire campus is abuzz with rumors about the two of them, but Yumi is conflicted over accepting Sachiko's offer. While she admires Sachiko, being her soeur would also mean constantly being at the center of the entire school's attention!
Adachi spends her school days skipping class until she meets fellow delinquent Shimamura and the two become fast friends. Cutting class together deepens their friendship but soon unexpected emotions blossom. As awkwardness and confusion settle in, the two girls travel this sea of emotions without a paddle as they learn about each other’s feelings.
In the world of Hidan no Aria AA, there are special students called Butei who are authorized to carry weapons, investigate crimes and solve various incidents. One of the best of these students is an S-rank second year at Tokyo Butei High School named Aria Kanzaki. On the opposite end of the scale is E-rank first year named Akari Mamiya.
Nadie is a bounty hunter targeting Ellis, a young amnesiac girl who is a suspect in the murder of a famous scientist. Nadie manages to apprehend Ellis, but on a whim, decides to help unlock Ellis's memories.
Anne, the honor student princess, and Grea, a princess born from a dragon and a human are students at the Mysteria Academy, a prestigious magic school that teaches magic without discrimination to the three factions (men, gods, demons), who usually are engaged in battle with each other.
Shut-in vampire Terakomari, or Komari for short, awakens from her slumber to find she's been promoted to a commander of the army! The thing is, though, her new squad has a reputation for being violently insubordinate. And although Komari was born to a prestigious vampire family, her hatred of blood has made her the picture of mediocrity-scrawny, uncoordinated, and inept at magic. With the odds stacked against her, will the help of her trusty maid be enough for this recluse to blunder her way to success?
Bubbly, energetic first-year high school student Himari falls head over heels for her senpai, Yori, after hearing her band perform on the first day of school. Himari tells Yori she just loves her, and, to Himari's surprise, Yori says she loves Himari back! But when Himari realizes that she and her senpai are feeling two different kinds of love, she begins to ask herself what "love" really means.
The Lost Ones are wanderers who come here from a distant world known as "Japan." No one knows how or why they leave their homes. The only thing that is certain is that they bring disaster and calamity. The duty of exterminating them without remorse falls to Menou, a young Executioner. When she meets Akari, it seems like just another job...until she discovers it's impossible to kill this girl! And when Menou begins to search for a way to defeat this immortality, Akari is more than happy to tag along! So begins a journey that will change Menou forever...
Friendless college girl Sorawo finds a door to another world one day — a strangely post-apocalyptic-feeling Otherside with serene emptiness, which becomes her new “special place.” There, she meets one other human, the beautiful and independent Toriko, and they explore the abandoned Otherside together.
Worried about her reputation, Hime covers shifts for a cafe manager she accidentally injures to maintain her picture-perfect princess image. But this cafe has a peculiar theme—private school. To put on her best barista schoolgirl act, she’ll be trained by the most graceful girl there, Mitsuki. Under her guidance, Hime’s feelings start to brew, but there’s just one problem—Mitsuki can’t stand her!
Tokonome Mamori is transferred to Mermaid - an artificial quarantine island for people with superpowers. When Mamori is attacked, a newly transferred girl named Mirei saves her. The enemy doesn't stop, however, and the two are soon cornered. Just when they think all hope is lost, Mirei kisses Mamori, and Mamori turns into a sword. Mirei then wields the sword and launches a counterattack against their enemies.