秘封倶楽部異界撮影記録
An official [[Touhou]] book released on April 27, 2019. The book features a comic written by [[ZUN (artist)|]] and drawn by [[Azuma Aya]], and shows a large selection of [[Spell Card]]s which are commented and judged by various characters during a firework festival. 

h4. External links

* "Touhou Wiki":[https://en.touhouwiki.net/wiki/The_Grimoire_of_Usami]
grimoire of usami