Other entries (see below) are quite small in comparison and in many edition Karl Richter has not even an entry. If you feel like, Karl Richter earned an entry with his work and music you are welcome to use our information and Woerners paper 'Karl Richter's Life & Work'.
This are the entries we found - please add missing edition via comments
Japanese
Update
More Wikipedia editions with a Karl Richter page:
Chinese
Romanian (just one line)
Russian
Btw,
the Encyclopædia Britannica does not not know about, does not have an entry for Karl Richter ...