Japan builds cars in the US to offset cost of shipping large products thousands of miles. It is much more logical to produce the most spacious aspects of production near the market area if the labor pool is able to achieve production efficiency (not just cost efficiency). There is no union representation, where as GM, Ford, and Chrysler have to deal with the UAW.

The US auto market is the largest in the world, and cost efficiency is killing off American automakers. This should be apparent...