you got it.  South Africa.   i have a "microbus" badge on  one of my vans.

In a message dated 3/15/2015 6:19:33 P.M. Eastern Daylight Time,
Jones@COLORADO.EDU writes:

Does any  know of a model of T3 or T4 that had a
rear hatch badge "Microbus"?   Maybe S Africa?

There must have been one because I have one of
the  badges and it is in the VW script of  that
time.