The body kit is available from subaru dealers in the UK and Australia as well as Japan. The pics that are on this thread are the UK version. Australia has a different Sports Grill that doesn't look any where near as good (in my opinion).
Try the link for Subaru OZ -
http://www.subaru.com.au/
Here is another UK dealer that purportedly will send overseas -
http://www.adams.subaru.co.uk