To uninstall open-jtalk just follow these instructions.
sudo apt-get remove open-jtalk
This will remove just the open-jtalk package itself.
sudo apt-get remove --auto-remove open-jtalk
This will remove the open-jtalk package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for open-jtalk then this will work.
sudo apt-get purge open-jtalk
Or similarly, like this open-jtalk
sudo apt-get purge --auto-remove open-jtalk
|Maintainer||Koichi Akabe <email@example.com>|
|Description||Japanese text-to-speech system|