The thirteenth instalment of the Boukyaku Tantei Series. When Kyouko-san's powers of deduction are taken away, her partner, Yakusuke, is on the run! How will she take on the series' greatest enemy? A time limit mystery! "The characters on the ceiling. It was I who wrote them." A young man, Yakusuke, has been deemed a suspect in an attempted murder case. As usual, he asks the forgetful detective, Okitegami Kyouko, to solve the case. However, in the middle of the case, Kyouko-san is shot. She survives but loses her great deduction ability. In pursuit of the culprit, Yakusuke is confronted by someone who knows about the forgetful detective's past... (Source: Kodansha, translated)

The second instalment of the Boukyaku Tantei Series. A young man, Oyagiri Mamoru, works as a security guard at a museum. Whenever he visits the area he guards, there's always a beautiful white-haired woman who stops in front of a particular painting. She is Okitegami Kyouko, also known as the Forgetful Detective. They were only supposed to be a guard and spectator until a number of tough cases involving art occurred—. (Source: Kodansha, translated)

The fifth instalment of the Boukyaku Tantei Series. With her resignation letter tucked into her breast pocket, Inspector Hatopa was shaken. Her last case is a drowned body found floating in a park fountain. However, due to its inexplicability, she is forced to investigate in cooperation with the famous forgetful detective, Okitegami Kyouko...... A detective wishing to quit and a workaholic detective. A strange tag team takes on the mystery! (Source: Kodansha, translated)

The eighth instalment of the Boukyaku Tantei Series. "I'll snatch the Eiffel Tower." --Miss Phantom Thief. The forgetful detective, Okitegami Kyouko, is invited to Paris to stop a daring crime threat. However, the thief's true plan is to have Kyouko-san herself steal the Eiffel Tower......?! Stolen memories and a brilliant trap. Can her assistant, Kakushidate Yakusuke, save Kyouko-san from the thief's clutches? (Source: Kodansha, translated)

The sixth instalment of the Boukyaku Tantei Series. The forgetful detective Okitegami Kyouko gives her "first" lecture. A dangerous love question is posed towards Kyouko-san while she's on stage leads to a false accusation, and a young man named Kakushidate Yakusuke receives an unexpected proposal...... Will the beautiful forgetful detective be able to stop the cursed marriage? (Source: Kodansha, translated)

The third instalment of the Boukyaku Tantei Series. Kujirai, a man not aiming to commit a perfect crime. The beautiful woman he chooses as his "alibi testimony" is a white-haired detective who, worst of all, can only remember one whole day...... In the latest short story, "Okitegami Kyouko's Alibi Testimony," where the forgetful detective becomes a witness in a murder case. The newest story in the Forgetful Detective series brilliantly written by NISIOISIN! (Source: Kodansha, translated)

The fourth instalment of the Boukyaku Tantei Series. Kakushidate Yakusuke is a young man with a history of false accusations. All kinds of misfortune befall him, and now a girl has fallen on top of him! A time-constrained mystery about a forgetful detective who loses her memory every time she sleeps! A junior high school student attempts suicide by jumping off a building. A twenty-five-year-old young man named Kakushidate Yakusuke is present at the scene, but due to his innate tendency to be falsely accused by others, he is made a suspect. A suicide note, allegedly written by the girl, is left at the scene. Will Kyouko-san be able to clear the suspicions and solve the case? (Source: Kodansha, translated)

There is a murder in Central Park, the favorite haunt of New Yorkers! The murder weapon is a shuriken, the ninja's favorite assassination tool. Based on eyewitness reports, an NYPD detective visits the "Okegami Detective Agency, New York Branch" newly established by Kyoko Okitegami, an absent-minded detective. When Kyoko is singled out as a suspect by the NYPD, will she be able to clear her name and solve the case? The fourteenth installment of the *Boukyaku Tantei* Series.

Pairing: Erwin x Levi

I traveled all this way back here to see him, and he doesn't even remember me? Even if we were only friends for a season, it's not something you just forget? In order to be able to continue making desserts, the "socially anxious" Cheng Ji and the "social terrorist" Lu Xiaotian must break the sales record in thirty days. To help Cheng Ji overcome his psychological troubles, Lu Xiaotian will do everything he can to help. But Cheng Ji doesn't understand why Xiaotian is doing so much to help him…? (Source: Bilibili, translated)

The seventh instalment of the Boukyaku Tantei Series. The famous detective known as Okitegami Kyouko loses her memories whenever she sleeps. She solves every case she takes on the same day, but today she receives a difficult case from a troubled detective. For some reason, she is called to an amusement park instead of a crime scene. The request is to clear a huge escape game faster than a suspect in a case......? She is beautiful, fashionable, and loves money. A time-constrained mystery with the forgetful detective, Kyouko-san! (Source: Kodansha, translated)