On this day 70 years ago, Australia launched a domestic automaking industry at Fishermen’s Bend in Melbourne to produce Holden cars. Not many outside Australia that the Great Southern Land once produced cars, and perhaps even fewer still are aware that Oz exported some models to Japan. These weren’t cars assembled in Australia and shipped to the world’s then second-largest car market (as would happen in the late 1980s and 1990s, notably with the Subaru Outback). They were cars made with the intent of attracting Japanese consumers. Ironically, one of the cars marketed was the Mazda Roadpacer, a car slightly…