Language on Properties Panel changed to Japanese after updating Illustrator to v25.2.3

Hi there,

Sorry to hear about this trouble. Please uninstall the app from the Creative Cloud Desktop app, change the language settings back to desired language and reinstall the application.

Steps are shared here ( https://helpx.adobe.com/in/creative-cloud/help/change-install-language.html ).

Let us know if this helps or if you need any further assistance.

Regards,

Srishti