In the near future, a sudden and unexplained sea rise has left much of human civilization underwater. Ikaruga Natsuki, a boy who lost his mother and one of his legs in an accident some years earlier, returns disillusioned from a harsh life in the big city to find his old countryside home half-swallowed by the sea. Left without a family, all he has to his name is the ship and submarine left to him by his oceanologist grandmother, and her debts. His only hope to restore the dreams for the future that he has lost is to take up an opportunity presented to him by the suspicious debt collector Catherine. They set sail to search the sunken ruins of his grandmother's laboratory in order to find a treasure rumor says she left there. But what they find is not riches or jewels; it is a strange girl lying asleep in a coffin at the bottom of the sea, Atri. Atri is a robot, but her appearance and her wealth of emotions would fool anyone into thinking she's a living, breathing human being.
Desperate to defend her village from the demon king, Reiko offers herself to a 5,000-year-old dragon for his help in exchange, but the flame-breathing beast is vegetarian and a total weakling. Together they embark on a journey to take down the demon king. With her dragon comrade, Reiko claims that she's his disciple, able to draw from his infinite powers, but is it really from him?
Shiratori Mikoto utilizes his keen observation skills as a badminton player. However, a traumatic incident at the Interhigh leaves him unable to play the way he wants. He's cut from Mitsuboshi Bank's powerhouse amateur team. In an attempt to make a comeback, he takes a job at Sunlight Beverages, where he finds waiting for him work with unfamiliar coworkers and a weak unaccomplished badminton team...
Freedom of expression is threatened when a mysterious group, the SSC, destroy Japan’s otaku culture. However, a young revolutionary, Otaku Hero—who loves the culture more than anything—rises up. With the help of three rambunctious magical girls—Anarchy, Blue, and Pink—they’ll team up to create a world free of this oppressive rule. Be part of the rebellion to bring back fandom!
Mayumi Dojima, a second-year student at the exclusive Yubiwa Academy middle school, has lost something—a star she glimpsed just once, ten long years ago. But help is on the way, in the form of the unofficial, secretive, and thoroughly mysterious Pretty Boy Detective Club! Rumored to solve problems within the school (most of which they themselves might as well created) for reasons aesthetic rather than financial, these five gorgeous boys sweep Mayumi into their world of excitement, danger, and overwhelming beauty.
I made the light, the water, and the earth below. Now it's time to make the life that dwells upon it. Actually... that sounds like a giant headache, so I'll contract it out! Heaven's Design Team is an agency that creates made-to-order life forms for their client, God. Why does this life form look like that? Why does this life form live this way? Watch the trials and successes of the designers and engineers forced to breathe life into God's absurd requests!
Kimichika Haijima was a strong junior high school volleyball team member. After getting into trouble with the team, he moved to his mother's hometown and reunites with his childhood friend, Yuni Kuroba. The two become an ace pair at volleyball, but in their last tournament, get into a big fight. Will they ever play volleyball together again?
Based on the popular strategy game, Minato has become the new president of the Kibou Company. In order to be a good president and help the company grow, he must lead his party of adventurers through the Gate and collect Kirakuri — a type of energy that is extremely valuable and fundamental to the city of Gatepia. However, there are other companies vying for the chance to gather the Kirakuri.
One night, a college student with a strong sense of justice, Seigi Nakata, saved a gorgeous foreigner, Richard, who was being harassed by some drunks. When Seigi found out that Richard was a jeweler, he asked for an appraisal on a ring with a shady history; one which his grandmother had kept secret until she died. The appraisal had revealed her past, truth, and desire. It led Seigi to work as a part-time employee for Richard's jewelry store, the "Jewelry Etranger" in Ginza. While solving various "mysteries", the relationship between Richard and Seigi gradually changes.
Five girls work in the tourism bureau of their small provincial town. The town revives its "micro-nation" tourism program, which originated from a nationwide movement during Japan's bubble economy period, and hires the five girls as "monarchs" (tourism ambassadors).
Lu Shuiyin (Riku Suigin in Japanese) is a master of gaming, a skill only known to his classmate Lu Lian (Riku Lin in Japanese). One day, Shuiyin receives a device from Lu Lian for a tomb raiding online game. While Shuiyin is excited to receive the device, Lian is suddenly kidnapped. Shuiyin touches the device that was left behind, pulling him inside the game and trapping him there. What is the imaginary world inside the device? What will Shuiyin find there? It is a world where two groups of people fight over the power of the gods, which originates from the tomb the mother goddess Pangu (Bango in Japanese). The two groups are the tomb raiders and the tomb protectors. The device Shuiyin received from Lian is called the Monolith, and it allows a normal gamer to go near the tomb. The tomb raiding group plans its attack by recruiting common people in the name of gaming. Shuiyin, as the final tomb protector, must fight against the raiders in order to save Lian.
Chuuta Kokonose is an orphan who lives with his aunt. For as long as he can remember, he's had a voice in his head, but other than that he's a normal boy—right until the day when a strange-looking thing follows him home and teleports him to a place filled with more fantastic creatures. It's a space police station, and Rein Brickke, the Chief of Solar System Department, tells him that he's been chosen by the computer as a possible candidate to join the police force. Misuzu Sonokata, a girl from Chuuta's school with an angelic face and ill temper who turns out to be one of Rein Brickke's subordinates, doesn't think him suitable for such a job. Chuuta, who was shocked at first, decides to take the aptitude test after being urged by the voice in his head and to prove Misuzu wrong.
ChäoS;Child takes place in October 2015, six years after the events of ChäoS;HEAd. Abnormal events begin to occur in Shibuya district, including mysterious deaths.
Everyone in the world uses smartphone apps, but within them lurks unknown creatures called App Monsters or "Appmon." The Appmon are AI lifeforms with the ability to think and act, and exist in the boundary between the human world and the digital world. In the vast sea of the internet, the "villainous AI" also known as Leviathan takes control of the Appmon with the L-virus and begins hacking every system, thus gaining control of the human world from the world of the net. Haru Shinkai is led to acquire the Appli Drive, and uses it to materialize Gatchmon, a search Appmon.
A social game called The Magical Girl Raising Project allows one in tens of thousands of people to be a "magical girl" — possessing extraordinary physical capabilities and looks, as well as special magical powers that set them apart from the rest of the human race. But one day, in a district containing 16 magical girls, the administration announces that it must halve the number of magical girls to solve the problem of magical energy. At first, the 16 magical girls race to collect more "magical candy" than their competitors, but the rules quickly become twisted, and it quickly becomes a murderous battle for survival among them.
The story takes place in a world where people continue their war against the "unknown"—the enemy of humanity. Children who have been evacuated to a cold sleep facility during the invasion by the "unknown" several decades ago wake up from their slumber and learn that their bodies developed some supernatural forces. In order to protect the country from the "unknown" emerging from the Tokyo bay gate, the boys and girls wage battles in the defense the cities of Tokyo, Kanagawa, and Chiba.