It was released on in Japanese on DLsite. An English version is published under the title "Sacred Angel Crossnia Heart" by Saikey Studios and is available on Steam . The game has also received multiple updates, adding features like a Debug Room and support for Mac and Android versions.
As Crossnia Heart, the protagonist is thrust into a metropolitan battleground against a powerful, malevolent syndicate known as . This evil organization thrives on urban crime, chaos, and corruption. The narrative balances the psychological adjustments of Batsu’s sudden identity shift with the high-stakes responsibility of defending the city from increasingly destructive criminal threats. Core Gameplay Mechanics Seitenshi Crossnia Heart -RJ01320589-
The game was also picked up by publisher for a worldwide release on Steam, where it is officially titled "圣天使克洛斯妮亚之心" (Sacred Angel Crossnia Heart). The Steam version is expected to be a free-to-play title. It was released on in Japanese on DLsite