Kyotaro Ichikawa, a boy barely clinging to the bottom rung of his school's social ladder, secretly believes he’s the tortured lead in some psychological thriller. He spends his days dreaming up ways to disrupt his classmates' peaceful lives and pining after Anna Yamada, the class idol. But Kyotaro's not nearly the troubled teen he pretends to be…and it turns out Anna's a bit odd herself!
Okita’s older sister, Mitsuba, visits the quarters of the Shinsengumi to announce her marriage to the trader Kuraba Toma. The two siblings spend time together. Mitsuba worries that her brother has no friends and in order to assure her, he introduces Sakata Gintoki, who happened to pass by, as his best friend. Meanwhile, there are reports of strange boats going in and out of Edo. Hijikata Toshiro investigates this and it turns out that the incident has an unexpected link to Mitsuba.
In 2012, the world allegedly comes to an end at the hands of a human-made virus, ravaging the global populace and leaving only children untouched. It is at this time that vampires emerge from the recesses of the earth, likely followed by age-old horrors of the dark thought only to be myth. The vampires sweep the earth and claim it in a single violent stroke, subjugating the remnants of humanity and leading them beneath the surface to safety. This "protection" comes at the price of donating blood to their captors. At the age of twelve, Yūichirō and his friend and fellow orphan Mikaela plotted to escape along with the children in Hyakuya Orphanage. However, this resulted in their deaths and Mikaela sacrifices himself in order for Yūichirō to escape and be saved by members of the Moon Demon Company, an extermination unit of the Japanese Imperial Demon Army. Four years later, Yūichirō dedicates his life to destroy vampires and seek revenge against them for murdering his "family".
For years, a great war has raged on between the scientifically advanced Empire and a paradise of witches known as the Nebulis Sovereignty. This age-old battle sets the scene for a fateful encounter between two young combatants: an imperial swordsman, Iska, and the witch princess, Aliceliese. As sworn enemies, they vow to cut each other down in order to unite their worlds, and yet Iska finds himself entranced by her beauty and righteousness, while Aliceliese is moved by his strength and resolve. In the midst of a never-ending war that forbids them from being together, they have no choice but to destroy each other-or find another way.
Grigio Academy Boarding School. Students who attend this school in two countries and reside in their own dormitories. Inazuka and Persia are rival dormitory leaders, but in secret they love each other. Now, they have to keep their relationship a secret from their dorm mates, or ruined things will happen to them.
Tsutsui Hikari (a.k.a "Tsuttsun") is a high school student who is content with his virtual life of anime and video games. One day, he gets stuck cleaning the pool with Iroha, a real live girl who is stylish, sassy and known to be easy with boys ... and she aggressively approaches him! Tsuttsun, who has few friends and lives in his own world, finds himself smitten by the confident and wild Iroha ... and his whole world is turned upside down!! It's the awkward and pure love story of a boy who experiences relationship for the first time.
Dariel, a dark soldier in the demon king's army who cannot use magic, has risen to the position of assistant to the Four Generals with his talent and energy, and has been wielding his skill. However, as soon as the Four Generals are replaced, Dariel is fired from the army. Dariel is devastated, but when he arrives in a human village, he finds that his adventuring skills, which are supposed to be useless to demons, have blossomed! "I was... human?" Dariel decides to spend his second life in this village, and the requests start pouring in! Trouble! False charge! Duel! With his natural skills and the adjusting power that he developed in his old place, the former dark soldier solves them all!
Natsuki Subaru, an ordinary high school student, is on his way home from the convenience store when he finds himself transported to another world. As he's lost and confused in a new world where he doesn't even know left from right, the only person to reach out to him was a beautiful girl with silver hair. Determined to repay her somehow for saving him from his own despair, Subaru agrees to help the girl find something she's looking for.
Asahi Kuromine is a high school student who supposedly cannot keep a secret. One day he spots his crush Yoko Shiragami, unfurling a large pair of wings from her back. She explains to him that she is a vampire and is only able to attend a normal school on the condition that no one discover her true identity. Asahi swears to keep her secret but finds it hard to maintain seeing as how Yoko herself is an airhead and Asahi's friend Mikan keeps bullying the two of them.
As a child, Masamune Makabe once suffered greatly at the hands of a wealthy and beautiful girl named Aki Adagaki, who nicknamed him "Piggy" due to his chubby appearance. Seeking revenge against his tormentor, Masamune works hard to improve himself and returns as an incredibly handsome, albeit narcissistic, high school student. When he encounters Aki once again, he is prepared to exact vengeance. With the aid of the rich girl's maid, Yoshino Koiwai, Masamune slowly begins to build his relationship with Aki, intending to break her heart when the time is right. However, as his friendship with Aki begins to grow, Masamune starts to question the objectives of his devious plans, and if bringing them to fruition is what his heart truly desires.
Friends suck, and trusting someone is just setting yourself up. That's the lesson Mei Tachibana learned after her heart was ripped out and only a shell was left where a girl used to be. But unlike so many, she found an easy solution: she'll never make another friend. Ever. Okay, maybe that's not as easy as it sounds, but it's worked for Mei. Or at least it did. Until handsome, charming and annoyingly popular Yamato Kurosawa came along. Because for some freakish reason, he seems to like Mei. He even gave her his phone number! As if she would ever call him. Except she did. But only because she needed help. Still, he came. He actually came. And now things are getting way too complicated. Mei's no princess in a tower. She's not waiting for a knight in shining armor to rescue her. So why did he have to kiss her and confuse everything? And why are those three little words so hard to say? Between heartbeats, behind trembling lips, and unspoken with every breath, the specter of betrayals past, future and present now haunt them both in SAY "I LOVE YOU."
A terminally ill girl named Himari Takakura is miraculously saved from death by a strange spirit who resides in a penguin-shaped hat. However, in exchange for extending her life, the spirit tasks Himari's brothers, Kanba and Shōma, to seek out an elusive item known as the Penguin Drum with assistance from a trio of strange penguins.
High school girl Maika Sakuranomiya has trouble finding a part-time job because of how scary she looks when smiling. However, she is scouted one day by Dino, the manager of the café Stile where its waitresses play unique traits such as tsundere and younger sister. Maika is given a sadist trait because of her looks and has to adopt a dominant and cruel persona when servicing customers, particularly masochist ones.
Yuki Takeya, Kurumi Ebisuzawa, Yuri Wakasa, and Miki Naoki decide to stay over at school. Along with the school adviser Megumi Sakura, they suddenly find themselves to be the final survivors of a zombie attack, and continue to live and survive at the school.
You Sato is a new high school student living in the dorms. While seeking cheap eats at the local market he finds himself beat up and semi-conscious with fleeting glimpses of a girl during the moments of his collapse. As his memories recover the next day, he discovers that trying to purchase half priced lunchboxes can be hazardous to his health as free-for-all fights with local students for the discounted food is the nightly routine. The girl from the night before, Sen Yarizui, is an upper classmate known as the Frozen Witch and is one of the local Wolves who dominates the area. She educates him on the rules of the game where Wolves eat well while Dogs settle for cup ramen. With fellow first year student Hana Oshiroi, a fetishistic germaphobe, You Sato sets out to discover if he too has what it takes to be a Wolf and taste the sweet victory of half priced boxed banquets or wallow in the bitter defeat of reconstituted noodles and salty broth in a styrofoam bowl.
After suffering a fall from grace, a photographer returns to her hometown and bumps into her childhood friend — rekindling an unfinished romance.
Elementary school student Hotaru Ichijou has moved with her parents from Tokyo to the middle of the country. Now she must adapt to her new school, where there are a total of 5 students in the same class who range through elementary and middle school ages. Join their everyday adventures in the countryside.
Yuuya Nomoto was horrified to discover that the vehicle he was driving was being used to kidnap a high school girl, but he's even more shocked when the girl, Hitomi Uzaki, literally tears her kidnappers to pieces instead! Then she forces Yuuya to drive her to an arena where she bets the value of his organs on herself to win in a death match against a half-lion hybrid! Even more astonishing: Hitomi wins! That's because she's a Therianthrope, a genetically engineered fighter created specifically for the underground death matches known as Killing Bites! And now that Yuuya has been pulled into this dark underworld, he has no choice but to continue working for Hitomi. Because who's going to fight against a girl who's part honey badger?
The adventures of the Yorozuya gang and their friends.
Akira is a normal high school boy, but he nevertheless impulsively licks some drool left by the mysterious transfer student Mikoto. The next day he falls asleep with an inexplicable fever. After five days Mikoto suddenly comes to visit, and makes him consume her drool. The fever instantly vanishes, and Mikoto explains that he's suffering from "love sickness." She can transmit emotions through her drool, and the two of them are now bound together.