The Mononoke Lecture Logs of Chuzenji-sensei: He Just Solves All the Mysteries (Japanese: 中禅寺先生物怪講義録 先生が謎を解いてしまうから, Hepburn: Chūzenji-sensei Mononoke Kōgiroku: Sensei ga Nazo o Toite Shimaukara; lit. ' Professor Chuuzenji's Lectures on Monsters: Because the Professor Solves the Mystery') is a Japanese manga series written and illustrated by Aki Shimizu, based on the Rozen Kreuz Series novels created by Natsuhiko Kyōgoku. It began serialization in Kodansha's shōnen manga magazine Shōnen Magazine Edge in October 2019. After the magazine's discontinuation in October 2023, the series was transferred to Kodansha's Comic Days website in December that same year. An anime television series adaptation produced by 100studio aired from April to June 2025.