Run as Japanese should give you an idea of what you want. * Run LEGui.exe and set up your profiles. Click through any dialog boxes that may appear. The program will close and restart Windows Explorer in the course of installation. * Run LEInstaller.exe and click Install/Update. * Download here - the binaries are in the first zip file. Someone mentioned it in another thread so I figured I should write up something about it. Not only is it designed for Windows 7+, but it is also more effective and in continuing development. You've tried a few other programs, but they don't work well either.Įnter Locale Emulator. You're running Windows 10 (or 8, or 8.1, or 7) so AppLocale doesn't work properly. So, you want to run games in Japanese locale, but don't want to change your system locale.