Japanese automakers are notoriously tight lipped about future products, but the veil of secrecy over the next-generation Nissan Skyline GT-R has been nothing short of amazing. Thus, at the 2005 Tokyo Motor Show, there was a huge air of expectancy and a real buzz on the Nissan stand prior to the introduction of the Nissan GT-R Proto. In Japan, the Skyline is gear head manna, so the car had been written about, talked about, and fantasized about for months leading up to the show.