SPOILER WARNING: Information after this point may spoil the OAV/OVA, TV series and/or manga.

The Gentleman Books was a project launched by the Special Operations Division to preserve Mr. Gentleman's knowledge. Seven books were made out of special paper, produced by Jiggy Stardust, and given to 7 different people in order to protect them for Mr. Gentleman's eventual revival. Alice Alice Arquette was given the master key.

The books have different names, depending on the translation:

• "The Book of Clairvoyant Eyes"
• "The Book of Empowering Arms"
• "The Book of Essential Blood"
• "The Book of Hurrying Legs"
• "The Book of Pulsing Meat"
• "The Book of Rising Intellect"
• "The Book of Supporting Bones"