Let's commence the Zerozaki, cha. The most crude and merciless demonic killers fight to the death. The Zerozaki Clan is a family of demonic killers, ranked third among the Killing Names. Zerozaki Kishishiki, the user of a bat covered in nails known as "Seamless Bias (Foolish Prayer)". One after another, elite Killing Names enter the field. What lies at the end of this deadly battle? The forefront of new youth entertainment is here! (Source: Kodansha, translated)
The ninth instalment of the Boukyaku Tantei Series. The forgetful detective, Okitegami Kyouko, is arrested as a suspect in a robbery-murder case. She was found asleep at the scene, clutching the bloody murder weapon, and had forgotten her memories of the incident. When Kyouko-san offers to investigate the case from inside her cage, she is confronted by Hitaisei, a strong police officer nicknamed "the False Accuser". As he struggles with his pride as a police officer, he chooses to ask for the help of the "forgetful detective expert", Kakushidate Yakusuke...? (Source: Kodansha, translated)
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 10th instalment of the Zaregoto Series announced in the 20th-anniversary video for Nisio works. Kunagisa Jun is Ii-chan and Tomo's daughter, an "ordinary" 15-year-old attending Sumiyuri Academy. One day, Aikawa Jun kidnaps her and brings her to the Kunagisa Organization, where she happens upon a grisly murder. (Source: Amazon JP, translated)
A one-shot starring Kumagawa from Medaka Box. The story takes place at Suisou Academy, 2 months prior to Kumagawa's enrollment at Hakoniwa Academy, and shows events leading up to the shutdown of Suisou. *Notes: \- Part one of the "Good Loser Kumagawa" series. \- After premiering in the Winter 2012 issue of Jump NEXT, it was included in Volume 15 of Medaka Box.*
The Final entry in the 'Good Loser Kumagawa' series of Medaka Box side-stories *Notes: \- Final part of the "Good Loser Kumagawa" series. \- After its initial premier in the Summer 2013 Issue of Jump NEXT, it was included in Volume 22 of Medaka Box.*
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 Zerozaki Clan is a family of demonic killers, ranked third among the Killing Names. Having just become siblings, Zerozaki Hitoshiki and Mutou Iori attack Aikawa Jun—Humanity's Strongest Contractor—with the best intentions. But, as a result, get caught up in her work! They're headed towards the domain of the second-ranked Killing Names, the Yamaguchi Folks, on the island of Taiyakujima. Therein lies the Lifelong Undefeated Crystal Kaiser, Rikka Kajumaru. (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)