If you’re trying to recall a real mod or tool, describe what it was supposed to do (e.g., “custom quest editor,” “NPC replacer,” “Deviljho reskin”). I can help you find the legitimate version.
It sounds like you’re referencing a specific filename or a collection of terms that may relate to a mod, a game file, or a piece of custom content—possibly for Monster Hunter (given “Pth C Jho” could point to or a custom quest), or something from a community forum like GameBanana or Nexus. If you’re trying to recall a real mod