Official guidebook release from "Hypnosis Mic." "Hypnosis Mic" is a character's rap project. This project started in September 2017, it quickly became a hot topic. Its YouTube official channel has 1 million registered users, and it is widely known by the nickname "Hipmai." Includes the introduction of all 18 characters and its histories, and newly drawn illustration(s) by the author of the manga version of "Hypnosis Mic."