Crown prince Cecil was so brilliant that everything in life was easy to the point of boring him, then one day, his fiancée Bertia suddenly... more>> said "Prince Cecil, I am a villainess!" Claiming that this world is the same as that of an "otome game" from her past life and that she is playing the role of the "villainess" in it, she aims to play her part well and have their engagement annulled. With that goal in mind, she sets about causing turmoil in Cecil's daily life. <<less

After a long fight and receiving a fatal wound, Aoi and his loyal retainer Kazuha sealed the chaos king, a demonic being that lurks in... more>> human’s hearts… but in their last moments another of Aoi’s retainers betrayed him and chains Aoi and Kazuha’s souls to reincarnate together in order to keep fighting the chaos king in all their lives. Centuries later, what will happen now both are reincarnated as boys and the chaos king is about to wake up? <<less

Uemura Takitarou is a Genius Cosplayer who can change himself from head to toe. One day, he finds his only friend, Asami Kusaka, killed by... more>> the Night Blindness Man, a serial murderer who gouges out the eyes of his victims. Tominaga Hana, a model, discovers his talent and recruits him for the company, UC, an office that solves mysteries and crimes by manipulating rumors/urban legends. Can Uemura track down the person who killed Kusaka? <<less

When Shouta finally finds a clue to his missing brother’s disappearance, he mysteriously wakes up in a room he’s never seen before. The events of this room are broadcast online, and the only link with the outside is voice chat with the viewers of the broadcast.... more>>

In the midst of this extreme environment, a battle royale style murder game begins! <<less

Collection of Short stories.

People’s negative feelings form stains in their hearts, and before long these stains become demons. Fujimori loves being praised by other people and goes to... more>> great lengths to become a model student. When the suspicious transfer student Shinomiya Kuroto appears, Fujimori becomes involved in a battle that no one must know about! <<less

Manga Adaptation of the Sequel to "An Observation Log of my Fiancée - A Self-Proclaimed Villainess", following the married life of Cecil and Bertia 6... more>> months after their marriage in the original work <<less