Previous volumes had issues where the game would hang on a white screen due to resolution conflicts or improper VR initialization.
Assuming you have a clean copy of the game files, here is the standard installation/fix procedure for Unity-based titles like NejicomiSimulator: NejicomiSimulator Vol.5 PC Free Download Fix
Here is your NejicomiSimulator Vol.5 PC Fix checklist. Perform these in order. Previous volumes had issues where the game would
If you are attempting to download a fixed version of NejicomiSimulator Vol. 5 from a torrent or file-hosting site, you are exposing yourself to specific risks: NejicomiSimulator Vol.5 PC Free Download Fix
If the game crashes during loading screens: