appears to be a specific build or distribution of Umichan Sentoryu , an indie fighting game project developed using the M.U.G.E.N engine or similar software. Overview of Umichan Sentoryu
: As a .zip distribution for PC, it is lightweight. However, because it is an indie project, it may lack native controller support without third-party mapping software and can occasionally suffer from frame rate drops on older hardware. UmichanSentoryu095_pc.zip
: Always run the file through a service like VirusTotal before extracting. appears to be a specific build or distribution