The "loosely science-fiction adventure" is set in the summer sometime in the 21st century. Tokyo's Shinjuku ward has become a wasteland, void of all humans due to an unexplained catastrophe. What remains are these strange creatures such as "Donyatsu," the half-cat, half-doughnut hybrid, and "Begaru," a feline bagel composite.
When fifteen-year-old Kaho Nikaidou leaves her sheltered home to start life anew in a Tokyo high school dormitory, the last thing she expects is to nearly get hit by a truck! Saved in the nick of time by a handsome stranger, Kaho falls head over heels for him and, after finally tracking him down, boldly confesses her feelings. Turns out Kaho's mystery savior, Kanade, is the son of Kaho's new landlord! The handsome object of Kaho's affection agrees to go out with her, but her newfound bliss is short-lived when it turns out that her new boyfriend...is a fifth-grader?!
Hikaru’s ordinary middle school life takes a thrilling turn when he encounters Alma, an alien entity resembling a mechanized limb called Mecha-Ude. Alma, a member of a rare species, is fleeing from a sinister group hunting their kind down in search of one possessing unparalleled power. Tasked by the resistance group ARMS, this unlikely duo will embark on a perilous journey to save the Mecha-Ude.
After losing everything in a single night, Sakiko Togawa reaches out toward an even deeper abyss, one that will drag everyone around her down as well. Gathering the lives of girls burdened with their own troubles and desires, Sakiko raises the curtain on a perfect masquerade. On a stage where sorrow, death, fear, love—even the solace of forgetting—are stripped away, will their masks be torn off and shatter into oblivion?
Akira Oono awakens in the body of his online character: Demon Lord Hakuto Kunai. With powerful game mechanics and abilities on his side, this gamer turned badass plots his course through a new world filled with saints, demons, and charming companions!
Former showbiz stars Roko, Hayu, and Nina live together in a dormitory for dropout idol girls. As timing would have it, young dreamer Sakura happens to move in with the other girls just as an announcement is made to tear down the dorm due to a 100-million-yen debt! This leads to the unexpected formation of a new idol group called Fruit Tart. Their sole mission: earn some yen and stop the demolition.
One day, Kaede, a gyaru, picks up a dinosaur and begins living with it. The short comedy depicts their daily lives together as the dinosaur consumes human food, watches TV, and enjoys fashionable things. Thus begins the story of a gal and a dinosaur cohabiting that transcends time.
Yuu Haruna, a loner and an avid Twitter user, has just transferred to a new school in Tokyo. He ends up befriending a unique high school girl named Fuuka Akitsuki, despite some initial conflict, and the two wind up forming a band together with their classmates. Their relationship becomes strained however when Koyuki Hinashi, Yuu's childhood friend who has become a popular idol, contacts Yuu on Twitter and attempts to rekindle long lost feelings.
On May 1, 1945 in Berlin, as the Red Army raises the Soviet flag over the Reichskanzlei, a group of Nazi officers conduct a ritual. For them, the slaughter in the city is nothing but the perfect ritual sacrifice in order to bring back the Order of the 13 Lances, a group of supermen whose coming would bring the world's destruction. Years later, no one knows if this group of officers succeeded, or whether they lived or died. Few know of their existence, and even those who knew began to pass away as the decades passed. Now in December in the present day in Suwahara City, Ren Fujii spends his days at the hospital. Every night he sees the same dream: A guillotine. Murderers who hunt people, and the black clothed knights who pursue the murderers. He is desperate to return to his normal, everyday life, but even now he hears his friend ShirÅ's words: "Everyone who remains in this city eventually loses their minds."
The distant future. After reaching its peak, Earth's population fell into decline. AI was developed to help preserve the species and manage the ecosystem; a grand experiment in human diversity. Through genetic engineering, a diverse array of peoples, including beastfolk, magical beings, and more, was created to live in a diverse city separated into walled "clusters".
Each cluster developed a unique culture, befitting of the people that lived there. Their lives, and the system, is continually maintained by the AI to ensure survival.
Yuhi Yugure and Yasumi Utatane, high school classmates and co-hosts of a weekly radio program, paint a picture-perfect friendship for their listeners. Yet, in reality, they couldn’t be more different. Their off-air dynamic is a whirlwind of chaos and insults. As their tumultuous relationship unfolds, they navigate the turbulent waters of friendship and rivalry in the cutthroat realm of showbiz.
Kou comes to a slum neighborhood in search of his elder brother Takumi and finds him to have become the head of a private detective firm. Kou is drafted by Takumi to do errands and chores in the detective firm, and they come to meet interesting people...
Pushed by his mother to stop lazing around the house, a Panda searches for a part-time job but has troubling finding one to accommodate his laziness. He soon stumbles upon the Shirokuma Cafe, run by a Polar Bear who is holding interviews for a part-time position with his faithful customer Penguin. Panda applies for the job but fails the interview, with the job instead going to a human girl named Sasako. However, the others soon point Panda towards a part-time job at a nearby zoo.
Ryo Saeba is a private detective and a sweeper who rids society of evil. He is also known as City Hunter. He works with partner Kaori Makimura. An accident leads to Kaori Makimura's death and her heart is transplanted to Xiang-Ying. Xiang-Ying then appears in front of Ryo Saeba.
Severe internet addiction has become an epidemic infecting the nation's youth, ultimately resulting in their extreme dependence on the world wide web. Those who are too far gone are enrolled at Elite Reeducation Academy in order to help them grow into successful adults. Li Xiang(Hibiki in Japanese) is one such teenager who awakens in the facility unaware of how he came to be there. He learns from the head instructor that he was knocked out and brought to the school at his mother's behest, concerned with how belligerent her son was becoming as a result of his internet addiction.
Stuck in a place more akin to a prison than an academy, and with no escape from the abuses of the instructors, Li Xiang decides to end his life by jumping from the roof. But as fate would have it, he meets a mysterious man named Shin who promises to give his life meaning...
Mikan Sakura is a normal 10-year-old girl. Optimistic, energetic, and overall a very sweet child, Mikan is the complete opposite of the aloof, intelligent, and somewhat cold-hearted, Hotaru Imai. Despite their glaring differences, the two girls have been best friends for a very long time. So when Hotaru suddenly transfers to Alice Academy, a prestigious school in the city, her best friend is devastated—especially when she hears of the horrible rumors regarding the academy's harsh treatment of students. Beset with worry, Mikan runs away to see her best friend!
Upon her arrival, Mikan learns of "Alices," individuals gifted with various supernatural abilities, and that the school is an institution built by the government to train and protect them. Discovering that she has her own unique powers, Mikan enrolls in the academy, and, after a lot of trouble, finally reunites with Hotaru.
The anime follows Machi, a middle school student who serves as a shrine maiden at a Shinto shrine and takes care of a bear, who lives on mountain in Japan's northern Tohoku region. The bear, Natsu, has the ability to talk and is Machi's guardian. When Machi explains to Natsu that she will attend a school in the city, he gives Machi a set of trials that she must pass in order to be able to survive city life.
Chitose-chan is a penguin who lives in Kyoto. Getting in touch with people and getting fed delicious food as she curiously walks around Kyoto streets is her favourite thing to do. The story features popular places in Kyoto like Kiyomizu Temple, Ginkaku Temple, and Gion from the Penguin's point of view. This is a short story about a penguin that is nostalgic and warm, curing and relieving the heart.
The "paranormal science" story follows nine idiosyncratic individuals, linked by the "Choujou Kagaku Kirikiri Basara" occult summary blog run by 17-year-old second-year high school student Yuuta Gamon. Little incongruities that occur around these nine eventually lead to a larger, unimaginable event that may alter what is considered common sense in this world.