Occulto Logic

Mystery School

Lingerie Logic

Romance School Shoujo

Yuzu has always been a tomboy so she is worried that other girls will make fun of her underwear during the class trip. Without a second thought she asks her male friend, Ken, to help her chose better lingerie. However, right after this, Yuzu can't understand why she can't act like usual around him anymore. (Source: MU)

Ghost Logic

Comedy Mystery

Yumeko is a girl obsessed with the occult, but her best friend Satoru is a skeptic. But then, Satoru dies and comes back as a ghost that only Yumeko can see. (Source: MU)

Luck & Logic: Paradox Twin

Action Fantasy Shounen

In the year L.C. 922, mankind faces an unprecedented crisis. Following the conclusion of a hundred-year war on the mythical world of Tetraheaven, the losing Majins sought a safe haven and invaded the human world Septpia. The government is forced to fight by employing Logicalists belonging to ALCA, a special police that protects the streets from foreigners of another world. Logicalists are given a special power that allows them to enter a trance with Goddesses from the other world. The future of the world depends on the "Luck" and "Logic" and these Logicalists. (Source: MAL News)

Hina Logi: From Luck & Logic

Action Fantasy Shounen

Liones Yelistratova, a pure princess from a small country, enters a school in Hokkaido on a spring day. The school is a specialized educational institution operated by ALCA to train Logicalists, who maintain world peace. Liones enters class S, where she meets many classmates with unique personalities, like Nina. A lively and cute everyday life begins now. (Source: MAL News)

Hikari to Yami no Logic

Comedy Yaoi

Sakura Kazuki is a telepath who can sense negative emotions such as malice through contact. Despite his cute 17-year-old appearance, he’s in fact a rookie detective in the police force, Division One. Teamed with his seasoned, assertive partner/mentor, Shido-san, Sakura often works undercover. His disguises consist of a high school boy, an office lady, and he even gets to wear a cat suit!? Cosplay in the police force!? A thrilling love story. (Source: Fantasy Shrine)

Umineko no Naku Koro ni Shi: Forgery of the Purple Logic

Mystery Drama Fantasy

Umineko no Naku Koro ni Shi: Forgery of the Purple Logic is a manga-exclusive series by Kurumi Suzuhiro. The story expands on the use of the purple declaration introduced by Bernkastel in Twilight of the Golden Witch. The red truth still applies in this game even though there are lesser than usual games. Knox's rules are stated in red to show that it is valid in this game. The story takes place outside the main story. (Source: Umineko no Naku Koro ni Wikia)