NEKOUJI STUDIO utilized a series of demo updates (including Chapter 1 and Chapter 2 test demos) to refine the gameplay mechanics, such as improving combat tempo and adding new CG animations, based on player feedback before its final release. The "Final Demo" (July 2025):
Note: The game is strictly for adults (Adult Only/Ryona) and features themes of violence, body horror, and sexual content. cyan brain demo 81 nekouji studio
[CYAN BRAIN] Final Demo / Content Expansion & System ... - Patreon NEKOUJI STUDIO utilized a series of demo updates