Because Yandere Simulator is often distributed via independent launchers and media-sharing sites rather than major storefronts like Steam, files named similarly to this zip are common on third-party sites.
Extract the contents of the .zip file into a dedicated folder. Run the YandereSimulator.exe file. Yandere.Simulator.v01.03.2023.zip
Ensure your PC meets the minimum requirements (the game is notoriously demanding on CPUs due to the high number of active NPCs). Yandere.Simulator.v01.03.2023.zip