The story centers around class 1-7 of Tennomifune Academy, where all the students with "bad karma" or misfortune seem to have been gathered. Hibari, a student in this class, meets the unlucky Hanako and the perennially unhealthy Botan on her first day of school, and together they try to find a way to turn their school life into a happy one.

Itsuki Hashima is a light novelist obsessed with little sisters, strictly focusing on them when he writes his stories. Despite his personality, he's surrounded by a tight circle of friends, including a beautiful genius writer who loves him, a big-sisterly college classmate, a fellow male writer, a sadistic tax accountant, his editor, and Chihiro, his perfect younger step-brother who takes care of the housework and cooking. As the story progresses, the underlying conflicts of dreams and goals surface, as each character attempts to achieve their dreams, in their own way.

Fifteen year old Kuroki Tomoko has dated dozens of boys and is easily the most popular girl around-- inside her dating games. In reality, she gets tongue tied just talking to people, and throughout middle school she's only had one actual friend. As she enter high school, she desperately wants to be popular, but doesn't understand that real-life doesn't work like her games. Her artificial successes pave the way to real folly and failure. But why drop this strategy when there's always someone else to blame?!

Girls who live in a provincial city perform a certain ritual. The girls are in the "Crystal Radio Club." It is an interest circle that Asuka Tsuchimiya, a girl known for her cheerfulness, started with friends in her high school. That ritual was considered just an urban legend. However, with several conditions coincidentally falling into place, it stops being fun and games...

Yuuichi Katagiri believes that friends are more important than money, but he also knows the hardships of not having enough funds. He works hard to save up in order to go on the high school trip, because he has promised his four best friends that they will all go together. However, after the class' money is all collected, it's stolen! Suspicion falls on two of Yuuichi's friends, Shiho Sawaragi and Makoto Shibe. Soon afterwards, the five of them are kidnapped, and wake up in a strange room with a character from a short-lived anime. Apparently, one of them has entered them into a "friendship game" in order to take care of their massive debt. But who was it, and why did they have such a debt? Could they have stolen the money from class to pay for entry into the game? Yuuichi and his best friends will have to succeed in psychological games that will test or destroy their faith in one another.

The story revolves around a first-year high school student, Teiichi Niiya who had just enrolled at Seikyou Private Academy. When he gets lost in one of the school's old building, he meets a girl named Yuuko Kanoe who reveals herself as a ghost with no memories. Teiichi then decides to investigate her death by delving deep into the infamous Seven Mysteries of the storied school along with Kirie Kanoe, Yuuko's relative, and the oblivious second year Momoe Okonogi. Throughout the story, Teiichi and Yuuko discover the truth about these ghost stories and help those who are troubled all the while inching closer to the truth behind Yuuko's death.

Five members of the school culture club—Taichi Yaegashi, Iori Nagase, Himeko Inaba, Yui Kiriyama, and Yoshifumi Aoki—encounter a bizarre phenomenon one day when Aoki and Yui switch personalities without warning. The same begins to happen to the other club members, throwing their daily lives into chaos. At first the five students find some amusement among the confusion, but this connection also exposes the painful scars hidden within their hearts... When their calm lives are shattered, the relationships between the five students also begin to change!

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.

Prince Lloyd wasn't always a prince...in fact, his previous life is one he remembers perfectly: he was a sorcerer, of sorts. So when he was forced to reincarnate, he decided to continue his studies, prince of the realm or no! But his new life has its own sets of challenges...including being a 10-year-old! What's the 7th prince/sorcerer to do?!

Follow the intergenerational feud between the Joestar Family and various forces of evil, the most prominent of which is Dio Brando and his followers.

Magic Knights are modern magic-users who fight with weapons converted from their souls. Ikki Kurogane goes to a school for these Magic Knights, but he is the "Failed Knight" or "Worst One" who is failing because he has no magical skills. However, one day, he is challenged to a duel by Stella, a foreign princess and the "Number One" student. In this duel, "the loser must be obedient for life."

A former samurai, a yakuza bodyguard, a devious spy, and a geisha assassin try to find their place in the rapidly evolving Meiji-era while escaping the sins of their pasts.