If you are looking to modify student stats like height or BWH, you can use the Character Editor by Kirara Kurashiki.
Always remember to back up your original .upk or .ini files before overwriting them. Launch Game: Start the game and enjoy the new additions! Common Tools for this Game: File: Gal.Gun.Double.Peace.zip ...
extracting specific assets from this zip, or Gal*Gun Double Peace - Modding Guide - Steam Community If you are looking to modify student stats
Useful for viewing and exporting textures from .upk files. File: Gal.Gun.Double.Peace.zip ...
Gal.Gun.Double.Peace.zip Category: [Mod / Patch / Save File / Resource]