kde-i18n-da-3.5.2 fails to emerge due to a missing rule in the Makefile - at least according to make being run by portage. I will post the logfile in a moment. When I enter the workdir manually and run "make install", everything works and KDE finds the language-pack.
Created attachment 88133 [details] emerge kde-i18n logfile for Danish, British and German langpack
Probably you just missed the fix for bug 134974, otherwise please reopen. *** This bug has been marked as a duplicate of 134974 ***
Created attachment 88139 [details] kde-i18n-de is also affected