Book

Book may refer to:
 * A crafting book, used to learn Worktable recipes
 * Bookmark, an accessory, can be purchased at Alice's Flower Shop
 * Bookshelf, a storage furniture item, can be purchased at Best Brother and crafted on the Worktable
 * Dr. Xu's Book, a secondary mission
 * Dr. Xu's Book, a mission item in Dr. Xu's Book
 * Large Bookshelf, a storage furniture item, can be purchased at the A&G Construction Store
 * Layered Bookshelf, an unimplemented furniture item
 * Old Story Book, a mission item in Stories of Petra
 * Photo Album, an accessory, can be crafted using the Worktable

Book may also refer to as the type:
 * Busy Farm, a gift, can be donated to the Portia Museum, can be purchased at the Badge Exchange inside The Round Table
 * Cooking Master, a gift, can be donated to the Museum, can be purchased at the Badge Exchange
 * Five Hundred Creative Designs, a gift, can be purchased at the Badge Exchange and found inside Parts Boxes in the Desert Abandoned Ruins and Somber Marsh Abandoned Ruins
 * Journey to the East, a mission item in Love Like A Blue Moon, a gift, can be donated to the Museum, can be purchased at the Badge Exchange
 * Structural Aesthetics, a gift, can be found in a treasure chest during the Adventure on Starlight Island and in Parts Boxes in Abandoned Ruins #2
 * Structural Dimension Theory, a gift, can be found in Parts Boxes in Abandoned Ruins #1