Zephyr for JIRA now supports the following languages besides English:
- French
- German
- Spanish
- Russian
- Simplified Chinese
- Korean
- Japanese
- Turkish
Languages can be changed on a per-user basis from JIRA's User Profile screen. Edit the "Preferences" section, and select "Language" and pick the language of your choice. Save and return to your project.
Note that switching from a language other than English back to English is not supported.