This full-color official art book for the LGBT-focused mobile game app "Tokyo Afterschool Summoners" features a multitude of color illustrations and a glossary that enrich the game's world. It includes CGs and character sprites used in the game, illustrations for advertising, and detailed character settings, covering events up to Chapter 9 of the main story, "Summoning! Halloween Rampage Night (Jiangshi Night)," as well as newly drawn illustrations. B5 size, full-color, 106 pages total.