If you don't want to change your account settings, you can download Japanese app files (APKs) from reputable third-party mirrors Reputable Sources : Sites like often host Japanese versions of popular apps Enable Unknown Sources : You must go to your phone's and enable "Install unknown apps" for your browser to install these files. Essential Apps for Japan
If you manage to access it, these are some of the most popular local apps as of early 2026: Payke: Save on Your Japan Trip - Apps on Google Play Play Store Japan Apk
Simply installing a Play Store APK from a different region rarely works on its own. Google determines your storefront location based on: IP Address: Your current network location. Payment Profile: If you don't want to change your account
Google’s fraud detection algorithms are sensitive to inconsistent location data. Play Store Japan Apk