In this update5
Full notes
Full Tales of Xillia Remastered update
Read the full published notes in a cleaner layout. The original post stays linked below.
1. Open your Steam Library
2. Right-click the game title and select Properties.
3. Go to the Language tab
4. Select the language you wish to use from the drop-down menu
Source
Changelog.gg summarizes and formats this update. How we read updates.