Tomoe Enjou is attacked by bullies from his old school and saved by Shiki Ryougi. He asks her to hide him at her place and admits that he killed someone. Several days later, there are still no broadcasts about the murder as if it didn't happen... and when the victims are found, they're alive and unharmed.

August 1995: Mikiya first meets Shiki in a white kimono during a snowing day. Later on, at the high school freshmen ceremony, Mikiya sees Shiki in the crowd and chases after her, introducing himself to her. But Shiki hides a big secret: A wave of bizarre murders occur around many loose ends, and no suspects. there are still many questions: Who to believe? Who is the murderer? What is the secret of Shiki? and especially: Who is SHIKI?

June 1998: After spending two years in a coma caused by a traffic accident, Shiki Ryougi awakens with amnesia. She is visited by Touko Aozaki, a wizard and proprietor of a studio called Garan no Dou. Shiki has lost not only the memory of her accident, but also any real sense that she's even alive. Strangely, enigmatic beings begin to attack her...

January 1999: Apprentice mage Azaka Kokutou, Mikiya's younger sister, has been ordered by her mentor, Touko Aozaki, to investigate a certain incident in which fairies steal the memories of students at Azaka's school, Reien Academy. Azaka launches an investigation with the help of Shiki.

Un-Go is set in a war-torn Tokyo, in a near-future Japan. In response to Japan sending their military abroad as peacekeeping forces, terrorists launched multiple attacks on Japan, killing many people and destroying much of its cityscapes. Some time after the war receded to a period of uneasy peace, the Japanese Parliament passed the "Information Privacy and Protection Act", which gives the Japanese government control over the Internet. Detective Shinjuurou Yuuki and his strange partner Inga make a living in solving crimes and exposing human souls, all influenced in some way by the dystopian backdrop.

In a dystopia riddled with corruption and cybernetic implants, a talented but reckless street kid strives to become a mercenary outlaw — an edgerunner.

A supernatural system allows people to take revenge by having other people sent to Hell via the services of a mysterious entity and her assistants who implement this system. Revenge, injustice, hatred, and the nature of human emotions are common themes throughout the series.

Ohana is sent off to live with her grandmother, who owns the hot spring inn. Upon arriving, she is put to work at the inn. Thrust into a life where the customers always come first, she struggles to find her place and fit in with her fellow coworkers.

Humanity has advanced to great heights since it obtained the information technology known as "Mana." With that nearly magical power, problems like war, food shortages, and pollution have been eliminated. This age of peace and freedom, the Empress Angelese of the Misurugi Empire is a privileged girl with no disabilities. She learns, however, that she is a "Norma," a kind of human who cannot use Mana and are outcasts of society. Having lost everything, she is sent to an isolated island. There she meets other Normas who ride in humanoid weapons called Para-mails, protecting the world from dragons invaders from another dimension.

Set in the city of Nagasaki, the story takes place in a world where a miniscule amount of magic remains in everyday life. Hitomi Tsukishiro is a 17-year-old descendant of a witch family who grew up with stale emotions, as she lost her sense of color at a very young age. Feeling sorry for her granddaughter's future, Kohaku, a great witch, sends Hitomi to past, the year 2018. Through exchanges with her 17-year-old grandmother and her club members, the story follows Hitomi's growth as a person.

After college, Rikuo Uozumi, a boy without much ambition in life, takes on a job at a convenience store. The days pass by uneventfully for Rikuo until he meets his former girlfriend and classmate, but especially thanks to the unusual Haru Nonaka, and her pet raven...