Also known as: 東方覇天港
Eastern Sky-Conquering Harbor ~ The Garden of Sinners (東方覇天港 Touhou Hatenkou ～ The Garden of Sinners.) is a doujin album by 風雲 released on 2020-07-03 (12th Touhou Nico Dousai). Remade from an earlier album, it was made in the style of a theoretical Touhou fangame, featuring a soundtrack composed in Touhou-style, six stages (and one Extra stage), and a cast of original characters.
https://en.touhouwiki.net/wiki/The_Garden_of_Sinners
Not to be confused with Kara No Kyoukai