Ryuu Yamada, a notorious hardliner and delinquent at Suzaku High, had his regular routine interrupted when he was reprimanded for his lackluster academic performance and indifferent attitude towards school. It was during this moment that he locked eyes with Urara Shiraishi, a top-performing student in their grade. As Shiraishi began her ascent up the stairs, Yamada took it upon himself to taunt her, only to stumble and tumble down, inadvertently bringing Shiraishi down with him. When he awoke in the infirmary, he was stunned to find himself in Shiraishi's body. Through conferring with his new host, Yamada discovered that their body swap had resulted from an accidental kiss during their fall. Equipped with this newfound ability, Yamada's high school life was to be filled with even more excitement and adventure!
Saike, a disinterested teenager, lacks any ambition or direction in life. Amongst his monotonous routine, his childhood friend Mikan is the only person who truly cares for him, providing him with much-needed affection. Nonetheless, his world takes a drastic turn when he witnesses Mikan in danger. To his surprise, Saike acquires incredible psychic abilities, which were beyond his wildest imagination. Bonus story: Book 3: Negatibrain
In a strange city, there is a clinic that will treat the victims of horrific diseases. For a price.
At the age of 31, a woman yearns to relive her glory days in high school when she was the revered class president and the envy of her peers. Nonetheless, she had lacked the boldness to confess her affection for her crush at the time. Following a class reunion, she nearly takes her own life upon discovering that her former love interest is currently in a relationship with another woman. Fortunately, a fellow classmate intervenes and provides her with a potion that transforms her into her teenage self. Suddenly, she is once again the school idol at the age of 15!
When Chiaki Mikado was young, a strange three-headed dog bit a part of his soul away, leaving him unable to experience happiness and joy. He goes about his days without positive emotions, feigning smiles when necessary to get by. After eight years, Chiaki's father sends him a box from Greece containing a girl with three forms and personalities: Kuro, Shirogane, and Roze. As Kuro, the girl declares herself as Chiaki's guardian dog and reveals that she is the Cerberus, the guardian of the Gates of Hades—the very creature that took a piece of his soul. But this time, her mission is to help Chiaki regain his ability to smile. Unfortunately, this is not an easy task. Because of the missing part of his soul, Chiaki attracts fiends and wicked spirits. As he meets friends, rivals, and foes on his journey, Chiaki must overcome these obstacles to reclaim the most important aspect of humanity—emotional capacity.
Yosuke Ejima and his wife Keiko are visiting Mexico to research ancient civilizations. Their bus is heading for the Teotihuacan ruins when they suddenly get involved in gang related violence. Can they survive...?!
In his first year of middle school, Inaba Yuushi's parents passed away and he had to move in with his relatives. Despite their care, he felt like a burden and longed to escape to a high school dormitory. Unfortunately, the dormitory burned down before he could relocate. Penniless and unwilling to live with his relatives any longer, Yuushi searched for a place to live as an orphaned student. Eventually, he stumbled upon an elegant old building that fit his budget perfectly. Yet, it turned out to be a Monster House, where supernatural beings coexisted with humans. Yuushi met Akine, a fellow high school student who wasn't afraid of the creatures and could even exorcise malevolent spirits. Overwhelmed by the strange elements of his new life, Yuushi realized that high school had become much more bizarre than he ever anticipated.
After a dispute with his friend Senichi Aoyama, high school student Yasuto Akashi decided to skip class. But upon his return, he discovered the school was locked up. To his horror, he witnessed a giant cat head burst through a window, with Aoyama dressed as a rat and covered in blood. That day, only three students managed to survive, and similar incidents occurred around the world. Akashi's peace was short-lived, as he was chosen to participate in a deadly game for those who missed school on that fateful day.
While seeking inspiration for his upcoming film, Hajime Tsukiyoda, a high school student, found himself caught in a real-life horror story in Shibuya. Unforeseen circumstances led to Hajime becoming a character in the plot. He was taken aback to witness a swarm of goldfish invading the busy streets, attacking and terrorizing onlookers. With no escape in sight, a terrified Hajime and a few fellow survivors took refuge, hoping for a rescue that seemed increasingly unlikely. As they huddled together, the grotesque sight of the fish feeding frenzy played out before them, further deepening their horror.
Harumi Kazuhito finds the greatest joy in getting lost in a captivating book, spending all his days engrossed in reading. But one fateful evening, a distressing incident at a café changes everything. During a violent robbery, Kazuhito hesitates to take action, but ultimately decides to intervene — with disastrous consequences. As a result of his actions, Kazuhito perishes, only to awaken in a completely unexpected reality. He's been reincarnated as a dog, under the care of Natsuno Kirihime, a regular patron of the café. To Kazuhito's surprise, Kirihime has the uncanny ability to comprehend his thoughts as a dog. But their connection isn't without its challenges: Kirihime's love of scissors and sadistic tendencies make things difficult for Kazuhito.
Hiroto Domori may appear to be a feeble Irregular without any enchanting or divine abilities, yet little do people realize that he has recently returned from the demon realm and now stands as the universe's mightiest slayer of demons. Despite his seemingly frail stature, this demon killer confronts an unparalleled adversary who preys upon unsuspecting individuals.
Asumi Kamogawa, a petite 14-year-old, possesses an unbridled adoration for the cosmos, particularly the twinkling stars. Under the tutelage of an affable ghost who wears a colossal lion head and goes by the nickname "Lion-san," she has been studying space since infancy. Despite an unsteady home life, Asumi resolves to join the Tokyo Space School. In no time, Asumi befriends a cadre of classmates, including her childhood friend Shinnosuke Fuchuuya, who sports spectacles and harbors a staunch brutal honesty, Kei Oumi, a cordial young woman who drew inspiration from Neil Armstrong's photos of the moon landing, Marika Ukita, an enigmatic and stunningly gorgeous girl with a few secrets of her own, and Shuu Suzuki, a bold and bright boy who maintains a laidback approach. The setting of Futatsu no Spica is an alternative future in which Japan's maiden human-crafted spacecraft crashed in 2010, and it follows the growth of these high schoolers as they travel toward the stars.