The is a labor of love, bringing together fighters from across universes. The "Poor Sakura SP Fight" desktop error is frustrating, but it is not a sign of a broken game. It is a sign of an engine struggling to keep up with modern character design.
The Poor Sakura series is well-known in the niche doujin gaming community for its detailed sprite work and character customization. Unlike the main series entries which often focus on adventure or simulation elements, SP Fight pivots heavily toward arcade-style combat.