Initially, in AppStudio only the English option is available.
Now we will add an option for the Japanese language to the registry at the below location.
HKEY_CURRENT_USER\SOFTWARE\Information Builders\AppStudio\90\FOCSHELL\DesktopSettings\International
under this location add one value
Value name JA_JP
value data 1
Example :
After adding JA_JP it will add the Japanese language folder inside AppStuido > bin > Japanese.
You can see the Japanese option added to the dropdown list.