東方深秘録 (Touhou Shinhiroku - lit. "Eastern Record of Deep Mysteries")
An official Touhou Project fighting game by Tasofro, and the 14.5th in the series which introduced the character Usami Sumireko.
Notable for being the first Touhou fighting game to not have character art done by alphes, instead featuring character art by Harukawa Moe.
The demo was released December 29th, 2014, at Comiket 87, revealing that Ibaraki Kasen would be a playable character.
On April 11th, 2015, Tasofro announced the full game's release date, and revealed Fujiwara no Mokou and Shinmyoumaru Sukuna as playable characters.
The full game was released on May 10th, 2015, during Reitaisai 12, alongside the demo for Legacy of Lunatic Kingdom.
This tag implicates touhou (learn more).