its needed because the game starts in japanese you can change the language ingame but for it to run you need this:
View the System Locale settings for Windows
- Click Start then Control Panel
- Click Clock, Language and Region
- Windows 10, Windows 8: Click Region
Windows 7: Click Region and Language
Windows XP: Click Regional and Language Options
The Region and Language options dialog appears.
- Click the Administrative tab
On Windows XP, click the Advanced tab
If there is no Advanced tab, then you are not logged in with administrative privileges.
- Under the Language for non-Unicode programs section, click Change system locale and select the desired language.
- Click OK
- Restart the computer to apply the change.